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Products > step bits > Guizhou Vilong Equipment Co,.Ltd | Similar Products

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Drag Bit, Blade Drill Bits, Step Drag Bits, Chevron Drag Bits, 3 Wings Drag Bits, 4 Wings Drag Bits: A drag bit is a series of blades which is designed for use in soft formations such as sand, clay, or some soft rock. All tungsten carbide tips are welded to the bit wing by a special process to ...

Surface Set Bits, Surface-set Bits, Diamond Surface Set Core Bits, Coring Bits BQ NQ HQ PQ: Surface set bits are used to drill soft, abrasive, unconsolidated formations where diamond impregnated bits are not drilled effectively. Surface set bits or written as surface-set bits, which are ...

Wireline Drill Rods, Diamond Drill Rods, Wireline Core Drilling Rods, Rods BQ NQ HQ PQ: core drilling steps: 1. To mount drill rods, bits, and core barrel etc drilling tools with a diamond drill rig. 2. To utilize a diamond drill bit attached to the end of drill rods to cut a ...

Diamond Impregnated Bits, Diamond Core Bits, Impregnated Bits AQ BQ NQ HQ PQ: bit attached to the end of hollow drill rods to cut a cylindrical core of solid rock for examination on the surface. The core does not drop out of the inside of the core barrel when lifted because ...

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Drag Bit, Blade Drill Bits, Step Drag Bits, Chevron Drag Bits, 3 Wings Drag Bits, 4 Wings Drag Bits