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16" (406mm) IADC517G Insert Tooth Tricone Bit

Soft strata with low compressive strength, such as mudstone, gypsum, salt rock, soft shale, and soft limestone.

15 1/2" IADC537G insert tooth tricone bit

Extremely soft strata with low compressive strength and high drillability, such as clay, mudstone, chalk, marl, gypsum, salt rock, soft shale, and soft limestone.

14 3/4" IADC517G PDC bit with insert teeth

Soft strata with low compressive strength, such as mudstone, gypsum, salt rock, soft shale, and soft limestone.

13 5/8" IADC517 PDC bit with insert teeth

Soft strata with low compressive strength, such as mudstone, gypsum, salt rock, soft shale, and soft limestone.

12 1/4" IADC417G PDC bit with insert teeth

Extremely soft strata with low compressive strength and high drillability, such as clay, mudstone, chalk, marl, gypsum, salt rock, soft shale, and soft limestone.

11 5/8" IADC537G PDC bit with insert teeth

Soft to medium strata with low compressive strength, such as medium soft shale, medium soft limestone, medium soft sandstone, and medium strata with harder abrasive interlayers.

12 1/4" IADC617G PDC bit with insert teeth

High compressive strength medium-hard strata, such as hard shale, limestone, sandstone, and dolomite.

10 5/8" IADC537G PDC bit with insert teeth

Soft to medium strata with low compressive strength, such as medium soft shale, medium soft limestone, medium soft sandstone, and medium strata with harder abrasive interlayers.

9 7/8" (250.8mm) IADC637G PDC bit with insert teeth

High compressive strength hard strata, such as sandstone, limestone, dolomite, hard gypsum, and marble.

9 7/8" (250.8mm) IADC617G insert tooth tricone drill bit

High compressive strength medium-hard strata, such as hard shale, limestone, sandstone, and dolomite.

9 5/8" IADC537G PDC bit with insert teeth

Soft to medium strata with low compressive strength, such as medium soft shale, medium soft limestone, medium soft sandstone, and medium strata with harder abrasive interlayers.

6 1/2" IADC637G PDC bit with insert teeth

High compressive strength hard strata, such as sandstone, limestone, dolomite, hard gypsum, and marble.

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