Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. • Widely used in ... Lire la suite
76mm T51 / T38 Reaming Drill Bit Hard Rock Mining Spare Parts Describtion Reaming rock bit applicable to reaming for first-grade and second-grade larger-diameter hole. It can reduce the sectional area between ... Lire la suite
S7 / S8 / S9 Hardness Geological Diamond Core Drill Bit Description: Impregnated Diamond Core Bits are manufactured with high quality synthetic diamonds, mixed evenly through a metal alloy matrix. The matrix ... Lire la suite
Impregnated NQ Diamond Core Drilling Bit For Dense Formations Reaming Shells Description: Impregnated Diamond Core Drill Bits solves the common problems of block falling. It has the characteristics of high ... Lire la suite
PDC Drill Bits Tungsten Carbide Nozzle High Quality Specification: Model PDC Bit, Diamond Bit, Diamond Core Bit IADC Code M222,M232,M122,M223,M332,M332,M416, M436,M316 Sizes From 3 to 171/2 ” larger sizes for ... Lire la suite
Wear Resistance Carbide Water Well Drilling 8 1/2' Tricone Drill Bit Tricone bit drilling is a method of drilling rock that depends on the energy the rig and drill tool act on the roller cone bit. The energy ... Lire la suite
New 12 1/4' Tricone Three Cone Button TCI Tricone Roller Drill Bit Main Features 1. There is a Tricone suitable for any rock formation 2. Tricone bit is versatile and can handle changing formations 3. Tri Cones ... Lire la suite
API Tungsten Carbide 6 3/4" IADC517 Rock Tricone Drill Bits For Oil Well Drilling Main Features 1. There is a Tricone suitable for any rock formation 2. Tricone bit is versatile and can handle changing ... Lire la suite
Tungsten Carbide Hard Rock 8 1/2 Inch Iadc537 TCI Roller Tricone Rock Drill Bits Main Features 1. There is a Tricone suitable for any rock formation 2. Tricone bit is versatile and can handle changing ... Lire la suite
Hard Rock Blasting Overburdened 346mm IADC617 TCI Tricone Drill Bit Due to impact, crushing and shearing rock breaking when roller cone rotates, the contact area between cone and bottom hole is small, the ... Lire la suite