Procurement of Drilling Substitutes and Crossover for

SUB FOUR AND HALF INCH IF PIN X FOUR AND HALF INCH IF BOX

SUBSTITUTE SIX AND FIVE BY EIGHT REG P X SIX AND FIVE BY EIGHT R P LH

SUB SEVEN AND FIVE BY EIGHT REG BXSEVEN AND FIVE BY EIGH REG B

SUB SIX AND FIVE BY EIGHT REG BOX X SIX AND FIVE BY EIGHTREG BOX

SUB SEVEN AND FIVE BY EIGHT REG PXSIX AND FIVE BY EIGHT REG B

SUB SEVEN AND FIVE BY EIGHT REG P X FOUR AND HALF IF B

SUB SIX AND FIVE BY EIGHT REG P X FOUR AND HALF IF B

SUBSTITUTE FOUR AND HALF IF BOX X FOUR IF PIN

SUBSTITUTE SIX AND FIVE BY EIGHT REG PIN X FOUR I F BOX

SUB FOUR AND HALF IFP X FOUR IN IFB

SUB SIX AND FIVE BY EIGHT REG 8X SIX AND FIVE BY EIGHT REG P

SUBSTITUTE 4 inch IF PIN X 4 inch IF BOX