GTA/DHFWS /NIeT-121stCall/e-Tender /2025-26

Laying and Jointing PVC Pipe. HeadingConstruction of Model Ayush OPD (Civil and SP Works) in the district Of Darjeeling, GTA during the year 2025-26.

Surface Dressing of the ground in any kind of soil including removing vegetation inequalities not exceeding 15 cm depth and disposal of the rubbish within a lead upto 75 m as directed.

Earth work in excavation of foundation trench in all sorts of soil (including mixed soil but excluding laterite of sand stone) including the spoils with in a lead of 75,m as directed. The includes necessary trimming the sides of trenches leveling dressing and ramming the bottom bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth,in layers not exceeding 150 mm. including watering & ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished qty. of work ) (a)With earth obtained from excavation of foundation

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity) (B) Do by fine sand

Anti termite treatment to bottom surface ( in case of masonry foundation and basements) and the sides (upto a height of 300 mm. from bottom) of the excavation trenches with chemical emulsion by admixing chloropyrofos emulsifiable concentrates (1% concentration) with water by weight at the rate of 5 Litres per sq. m. area. The work shall be carried out as per specification described in 6.2.1. of code IS-6313 (part -II) 1981. (Mode of measurment will be the plan area of foundation treated.)

Single Brick flat soling of picked jhama brick including raming and dressing bed to proper level and filling joints with powdered earth or local sand.

Supplying and laying Polythene Sheet (150gm / sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety M15 Grade P.C.C.

Hire and labour charges for shuttering of requisite thickness inclusive of staging for structural members viz concrete floor/roof slabes in position including horizontal runners horizonta l diagonal bracing providing stone vertical props and striking out carefully after competion of works.(height of props upto 4 M). 25 mm to 30 mm shuttering without staging in foundation

Hire and labour charges for shuttering of requisite thickness inclusive of staging for structural members viz concrete floor/roof slabes in position including horizontal runners horizonta l diagonal bracing providing stone vertical props and striking out carefully after competion of works.(height of props upto 4 M). 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes.

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. III OTHER MANUFACTURE NOT SPECIFIED

Applying 2 coats of Non-Toxic Acrylic Polymer modified Paint having adhesive & waterproofing properties by mixing in proportion (1 liquid: 4 cementitious material) or as per manufacturer's specification for water proofing layer in water tank etc. (No Departmental Cement is required)

Brick work with 1st class bricks in cement mortar (1:6) In foundation and plinth

Brick work with 1st class bricks in cement mortar (1:6) In superstructure, ground floor

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Extra for using approved H.B netting in every third layer in 16 & 17 of subhead A above in any floor

Labour for Chipping of concrete surface before taking up Plastering work.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding /staging where necessary (Groundfloor) . [Excluding cost of chipping over concrete surface] 15 mm thick plaster, with (1:6) cement morter

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding /staging where necessary (Groundfloor) . [Excluding cost of chipping over concrete surface] 20 mm thick plaster, with (1:6) cement morter

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding /staging where necessary (Groundfloor) . [Excluding cost of chipping over concrete surface] 10 mm thick plaster, with (1:4) cement morter

Supplying and laying true to line and level vitrified tiles of approved brand (size not less than 600 mm X 600 mm X 10 mm thick) in floor,skirting etc. set in 20 mm sand cement mortar(1:4) and 2 mm thick cement slurry back side of tiles using cement @ 2.91 kg./sq.m. or using polymerised adhesive (6 mm thick layer applied directly over ........... of tiles/epoxy grout material of approved make as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials, labour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-Charge. (White cement synthetic adhesive and grout material to be supplied by the contractor). Light Colour.

Supplying,fitting & fixing 1st quality Ceramic tiles in walls to match with the existing work & 4nos of key stones (10mm) fixed with araldite at the back of each tiles & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including roughening of concrete surface,if necessary or by synthetic adhesive & grout materials etc. Floor With Sand Cement Mortar (1:4) 20 mm thick & 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg/Sq.m & joint filling using white cement slurry @ 0.20kg/Sq.m. (a) Area of each tile upto 0.09 Sq.m (i) Coloured decorative

Supplying,fitting & fixing 1st quality Ceramic tiles in walls to match with the existing work & 4nos of key stones (10mm) fixed with araldite at the back of each tiles & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including roughening of concrete surface,if necessary or by synthetic adhesive & grout materials etc. Wall With sand cement mortar (1:3) 15mm thick & 2mm thick cement slurry at back side of tiles using cement @ 2.91kg/sqm & joint filling using white cement slurry @ 0.20kg/sqm. (b) Area of each tile above 0.09 Sq.m (i) Coloured decorative

Rendering the surface of walls and ceiling with white cement based wall putty of approved make and brand (1.5 mm thick)

Supplying,fitting & fixing of 2-Track / 3-Track Aluminium sliding Window of all Aluminium sections viz. window frame (top,bottom & side frame), shutter (top, bottom, side & interlock member) made of aluminium alloy extrusions conforming to IS 733-1983 & IS 1285-1975, annodised conforming to IS 1868-1983, fitted with all other accessories viz. (excluding cost of glass) all complete as per architectural drawings and direction of Engineer-in-charge. 10-12 Micron thickness Annodizing film

Supplying, fitting & fixing of partly glazed partly panelled or fully glazed single leaf Aluminium swing door of all aluminium sections viz door frame ( top and side frame), shutter( top rail, bottom rail, lock rail, door vertical) , glazing clip made of Aluminium Alloy Extrusions conforming to IS: 733-1983 and IS: 1285-1975, annodized conforming to IS:1868- 1983, fitted with all other accessories viz. EPDM gusket,cleat, angle screws etc. including labour charges for fitting and fixing of aluminium door with door spring,/aluminium hinges, glass / Panel board all complete as per architectural drawings and direction of Engineer-incharge. ( Excluding cost of glass/ panel board, door spring/ Al hinges, door closer, door stoper, handle, tower bolt and locking arrangment etc) 10-12 Micron thickness Annodizing film

Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987. 4 mm. thick coloured/tinted/smoke glass.

Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987. 6 mm. thick coloured/tinted/smoke glass.

Providing and fixing exterior quality Aluminium Composite Panel (ACP) wall cladding on existing Al. /MS frame work with GI brackets, ACP fixed on the existing frame work by folding the edges of ACP panel (Engraving the rear surface of ACP sheet) with CP angles, cleats and strainless Steel screws forming groves at the periphery of ACP panel. Such grooves filled with foam and silicon sealant etc. complete with all materials (but including the cost of silicon sealant), labour, scaffolding and all other incidental charges complete in all respect as per specification and direction of Engineer-in-charge. (Mode of payment is on finished surface area of ACP) (b) 4mm thick (0.50mm Al.+3.0mm LDPE +0.50mm Al. PVDF coating)

Supplying EPDM gasket of approved make and brandas per direction of Engineer-in-Charge. (i) For sliding windows b) 'U' shaped EPDM gasket for frames.

Supplying PVC rollers for sliding windows as per direction of Engineer-in-Charge.

Labour charge for fabrication and installation of composite door, window, partitions made from annoidized extruded alloy aluminium sections for the following units :- Glazed aluminium sliding windows made of extruded and anodized alloy aluminium sections, fabrications, including cutting to proper shape and size drilling and alinging of window and shutter frame fitted with in built locking arrangements, sliding rollers and other necessary fittings, fixture,adhesives and ............. requisite size and fixing the glass as per drawing, specification and direction of Engineer in Charge. The rate including all incidental charges of all tools and plants,including all incidental charges, adhesive, joineries such as screw, cleat angle etc. but excludes the cost of extuded aluminium sections, glass,neoprene/EPDM gasketing, locking arrangement and rollers..

Labour charge for fabrication and installation of composite door, window, partitions made from annoidized extruded alloy aluminium sections for the following units :- Partly glazed partly panelled or fully glazed leaf aluminium swing door made of extruded and anodised alloy aluminium sections, fabrication including cutting to proper shape and size, drilling and aligning, fitted with heavy duty hydraulic action floor spring placed in the floor with mending ............. towerbolt, glazing clips etc. (10% rate reduction has to be made for swing doors or partitions where floor spring is not used. 10% enhancement of rateis to be made where door frame of extruded aluminium sections has to be fitted and fixed to masonary wall,5% rate enhancement may allowed for double leaf swing door. Payment shall be made for the shutter area only except where door frame is fixed the entire opening shall be taken to consideration Payment for door frame sections are to be paid seperately).

Supplying, Fitting & Fixing Factory made prelaminated P.V.C. door frame of size 50 mmx47 mm with a wall thickness of 5 mm, made out of extruded 5 mm Prelaminated PVC sheet miter cut at two corners and joined with two nos of 1.5 mm long brackets of 15 mm x15 mm M.S. square tube. The two vertical door profiles are to be reinforced with 19 mmx 19 mm M.S. Square tube of 19 gauge, weather seal to be provided through out the frame. The door frame shall be fixed with the wall using 65/100 mm M.S. Screws through the frame by using P.V.C fasteners. A minimum of 4 Nos of screws to be provided for each vertical member and minimum 2 Nos for horizontal member etc. complete as per Manufacturer‟s specification and direction of Engineer-in-Charge.

Supplying, Fitting & Fixing 30 mm thick both side prelaminated Factory made solid Panel PVC Door Shutter consisting of outer frame made out of M.S. tubes of 19 gauge thickness and size 19 mmx19 mm for styles, top and bottom rails, M.S. frame shall have cost of steel primers of approved make and manufacture, M.S. frame ............ with 7 mm (5 mm+2 mm) th.x15 mm wide PVC sheet beading on inner side and joined together with solvent cement adhesive. An additional 5 mm th. PVC strip of 20 mm which is to be stuck on the interior side of the “C” channel using PVC solvent adhesive etc. complete excluding all necessary hardwares as per direction of Engineer-in- Charge.

Supplying Zinc powered coated star lock.(Natural White)

Anodised aluminium barrel/tower/socket bolt (full covered) of approved quality manufactured from extruded section conforming to I.S.204/74 fitted and fixed with cadmium plated screws : (iii) 100mm long x 10mm dia. bolt.

Supplying 125 mm. Dia acrylic handle for aluminium door as per approved make & brand. (a) Natural Colour

Hydraulic door closer of approved quality as per I.S.I. standard fitted and fixed complete (b) Medium (I.S.I. size 2)

Door stopper (Anodised aluminium)

Supplying 4 lever mortice lock or any approved make and brand as per direction of the Engineer- in -Charge. i) 150 mm.

M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. (Add extra @ 1% for each addl. floor upto 4th floor and @ 1.25% for each addl. floor above 4th floor) (i) Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr.

Collapsible gate with 40mm x 40mm x 6mm Tee as top and bottom guide rail, 20mm x 10mm x 2mm vertical channels 100mm apart in fully stretched position 20mm x 5mm M.S. flats as collapsible bracings properly rivetted and washered including 38mm steel rollers including locking arrangements, fitted and fixed in position with lugs set in cement concrete and including cutting necessary holes, chasing etc. in walls, floors etc. and making good damages complete. In ground floor. (Payment will be made on the area of the gate covered by two guard rails and two extreme channels).

Applying Interior grade Acrylic Primer of approved quality and brand on plastered or cencrete surface old or new surface to receive Distemper/ Acrylic emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. (In Ground Floor) (a) One Coat i) Water based interior grade Acrylic Primer

Applying Acrylic Emulsion Paint of approved make and brand on walls and ceiling including sand papering in intermediate coats including putty (Two coats) i) Standard Quality

Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer'sspecification and as per direction of theEIC. In Ground Floor: (a) One Coat

Protective and Decorative Acrylic exterior emulsion paint of approvedquality, as per manufacturer's specification and as per direction ofEngineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat) b) Premium 100% Acrylic Emulsion

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With super gloss (hi-gloss) - (iv) Two coats (with any shade except white)

Artificial stone in floor, dado, staircase etc with cement concrete (1:2:4) with stone chips, laid in panels as directed with topping made with ordinary or white cement (as necessary) and marble dust in proportion (1:2) including smooth finishing and rounding ........... flooring works using cement @ 1.75 kg/sq.m all complete including all materials and labour. In ground floor. 3 mm. thick topping (High polishing grinding on this item is not permitted with ordinary cement). Using grey cement (ii) 25 mm. thick

18 mm. to 22 mm. thick, kota stone slab set in 20 mm thick (avg) cement mortar (1:4) in floor, stair & lobby including pointing in cement slurry with admixture of pigment matching the stone shade, including grinding & polishing as per direction of Engineer - in - charge to match with the existing work. [Slurry for bedding @ 4.4 kg/Sq.m and pointing @2.0 kg/Sq.m]

Supplying& laying 20 mm designer chequered tiles of any shade and of approved quality as per IS: 1237: 1980 laid in patterns as directed in pavement, footpath including necessary underlay 25 mm thick average cement mortar (1:3) complete in all respect with all labour and materials [using cement slurry @ 4.4 kg/Sq.m at back side of tiles. Cement of mortar & slurry will be supplied by the Department. Border concrete if necessary to be paid separately].

M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete i) For Roof Truss Work a) Span upto 12 Mtr.

Supplying, fitting and fixing single skin color coated trapezodial profile for wall clading, Roof shall be made of 0.45 mm BMT (Base Metal Thickness) (0.50 mm TCT (Total coated thickness excluding paint), G550 (min 550 yield strength), of Zincalume metalic coating (ISI5965) with high Solar Reflectance Index (SRI) value for better colling as per thermatech technology, 1000 - 1015 mm effective cover width with five major . ....................... coating total on both sides, pre- painted with colorbond XRW (xterior roofing, walling) paint system of 35 micron Super Durable Polyster paint (SDP) with stable inorganic picment with no lead contents confirming IS15965. The sheet shall be free from defects and have brand marking of the manufacturer giving product details on the back of the sheet at regular interval confirming genuinity of the material. i) in Roof (a) 0.5 mm th. Sheet

Supplying, fitting and fixing Anglo-Indian W.C. in white glazed vitreous china ware of approved make complete in position with necessary bolts, nuts etc. (a) With 'P' trap (with vent)

Supplying, fitting and fixing 10 litre P.V.C. low-down cistern conforming to I.S. specification with P.V.C. fittings complete,C.I. brackets including two coats of painting to bracket etc.

Supplying, fitting and fixing white vitreous china best quality approved make wash basin with C.I. brackets on 75 mm X 75 mm wooden blocks, C.P. waste fittings of 32 mm dia., one approved quality brass C.P. pillar cock of 15 mm dia., C.P. chain with rubber plug of 30 mm dia., approved quality P.V.C. waste pipe with C.P. nut 32 mm dia., 900 mm long approved quality P.V.C. connection pipe with heavy brass C.P. nut including mending good all damages and painting the brackets with two coats ofapproved paint. (iii) 630 mm X 450 mm size

Supply of UPVC pipes (B Type) & fittings conforming to [S-13592-1992 (A) (ii) Double Socketed 3 Meter Length (b) 110 mm

Door Bend (T.S.) ii) 110 mm. Dia.

Vent Cowl (b) 110 mm

Coupler (b) 110 mm

Plain Tee, (b) 110 mm

Door Tee, (b) 110 mm

Pipe Clip

W.C. Connector (150 mm long) 125 X 110(W/WC Ring) 75 mm

W.C. Connector Bend W / lipring 75 mm

125/110 P Trap with W.C. Ring, 75 mm

Rubber Lubricant 500 ML

Solvent Cement 250 ML

Labour for fitting and fixing U.P.V.C. pipes for above ground work including cost of jointing materials etc. fitting and fixing all necessary specials, cutting pipes, cutting holes in walls or R.C. floor where necessary .............. upto 1.5 metre and refilling the same complete as per direction of the Engineer in-charge. (Payment will be made on centre line measurement of the total pipeline including specials. (A) Above ground (ii) 110 mm dia.

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, ............ coats of painting with approved paint in any position above ground. (a) For Exposed Work PVC Pipes i) 15 mm

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, ............ coats of painting with approved paint in any position above ground. (a) For Exposed Work PVC Pipes i) 20 mm

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, ............ coats of painting with approved paint in any position above ground. (a) For Exposed Work PVC Pipes i) 25 mm

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, ............ coats of painting with approved paint in any position above ground. (a) For Exposed Work PVC Pipes i) 32 mm

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq. cm.) (vii) 25 mm dia 25mm

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq. cm.) (vii) 25 mm dia 32 mm

Supplying, fitting and fixing bib cock or stop cock.

Supplying, fitting and fixing pillar cock of approved make

Supplying, fitting and fixing shower of approved brand and make Hand Shower(Health Faucet) with 1mtr Fexible Tube with Wall Hook(Equivalent to Code No.573 & Model -ALLIED of Jaquar or similar).

Supplying,fitting and fixing approved brand P.V.C. CONNECTOR white flexible, with both ends coupling with heavy brass C.P. nut, 15 mm dia. 600 mm long.

Supplying, fitting and fixing bevelled edged mirror 5.5 mm thick silver red as per I.S. 3438 / 1965 together with brass C.P. hinges. (ii) 600 mm X 450 mm

Supplying, fitting & fixing Aluminium domical grating. (iii) 100 mm

CP Pillar Cock with 200 mm extended Lever Handle (Equivalent to Code No. 5031 & Model - FLORENTINE of JAQUAR or similar brand).

Supplying P.V.C. water storage tank of approved quality with closed top with lid (Black) - Multilayer (c) 1000 litre capacity

Labour for hoisting plastic water storage tank. (i) Upto 1500 litre capacity. (a) Upto 1st story from G.L.

Labour for punching hole in plastic water storage tank upto 50 mm dia.

Constructing Inspection pit of inside measurement 600mm X 600mm X upto 600mm (depth) with 250 mm thick 1st. class brick work in cement mortar (1:4) on all sides, bottom of the pit consisting of 100 mm thick cement concrete (1:3:6) with stone chips over a layer of jhama brick flat soling, 15 mm thick (1:4) cement plaster to inside walls and out-side walls upto G.L. and 20 mm.thick (1:4) plaster to ................, filling sides of the pit with earth and removing spoils after work complete in all respect with all costs of labour and materials ii) With Pakur variety (JSW/JSPL/SHYAM/SRMB/BMASL/ELECROSTEEL/SSL)

Construction of septic tank of different capacities as per approved drawing with 1st class brick work in cement mortar (1:4) including two 560 mm dia. R.C.C. manhole cover(heavy type)of approved make supplied, fitted and fixed in the 100mm thickR.C.C (1:1.5:3) top slab with necessary fittings, 20mm thick cement plaster (4 : 1) with neat cement finish to the internal surfaces and 15 mm thick cement plaster (4 : 1) to outside wall upto 200 mm below G.L floor finished with 25 mm thick ................ l stone flooring is to be done with admixture of water proofing compound @ 0.5% by weight of cement with all costs of labour and materials. Note:- (i) Finished level of Septic Tank should be 400 mm. from Ground Level. (ii) Height of 50 mm. Ventilation pipe &Mosquito proof mesh, should be follwed as per IS:2470,PartI.Payment will be made separetly on the basis of actual height based on relevant I.S.Code.

Construction of circular soak well 2.5 metre deep in all types of sandy soils with dry brick work upto 1.6 metre from the bottom having 150 mm intermediate cement brick work (1:4) band all round and cement brick work (1:4) upto 0.90 metre from top with 20mm thick cement plastering (1:4) to inside face upto the depth of cement brick work, 15mm thick cement plaster (1:4) on outer face from top of the well upto G.L. ............. connections, excavation of well including shoring, dewatering and removing the exess earth from the premises as per direction complete in all respect with all costs of labour and materials. With 250 mm thick dry brick work and 250 mm thick cement brick work (1:6) and 1.00m inside dia. ii) With Pakur variety (JSW/JSPL/SHYAM/ SRMB/BMASL/ELECROSTEEL/SSL)

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