Products – Page 3 – Hejian Derisi Petroleum Drilling Equipment Co., Ltd

Products

NQ2 NQ3 HQ3 PQ3 diamond core drill bit for rock drilling

Applicable to drilling different of hardness or abrasive formation,generally for single double tube

Flat type Tungsten Carbide Diamond Coring Drill Bit with Barrel Body

Applicable to drilling different levels of hardness or abrasive formation,generally for single and d

Customizable Rotary Core Barrel for Hard Rock Drilling in Pile Foundation

core barrels are available in two configurations: core barrel with bullet teeth, with roller bits,

C Type Heavy Duty Polycrystalline Diamond Compact (PDC) Coring Drill Bit

Size made to order. 20 Blades.

B Type Polycrystalline Diamond Compact (PDC) Coring Drill Bit

Size made to order. 6 Blades, Tungsten Carbide wear strips, external thread.

J Type Heavy Duty Polycrystalline Diamond Compact (PDC) Coring Drill Bit

Size made to order. 4 Blades, Tungsten Carbide wear strips, external thread.

36 inch 40 inch 46 inch Piling Foundation Tools Core Barrels with IADC 637 537 tci tricone bit cutters

The roller bit core barrel uses high carbon steel and a special bit Angle to maintain drilling stren

Spiral Design PDC doube tube core bit for Mining Coal

89 to 113# The double-rib design enhances drilling stability and accelerates chip removal. PDC cutte

4 wings Frame Bread-Shaped Composite pdc core Bit for slightly hard rock formations

75 to 113# The single-rib design enhances drilling stability and accelerates chip removal. PDC cutte

Spiral Design PDC double tube core bit for Mining Coal

The double-rib design enhances stability and contact with the rock, improving penetration and chip r

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When you need a new bit for any type of drilling in any formation, just know you can count on Deris Bit to work with you to get you the best bit quickly so you can finish your job.

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