High Grade Tungsten Carbide R32 12 Degree Reaming Drill Bit Description Reaming bits were widely used in quarrying or mining for blast hole drilling, with pilot adaptors, the drilling direction can be ensured ... Lire la suite
T51 89mm Tungsten Carbide Retractable Drill Bit For Mining And Quarrying Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Lire la suite
High Wear Resistance Thread Rock Button Drill Bit With Mining Machinery Part Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Lire la suite
Hard Rock Drilling T38 64mm Retractable Drill Bit with Drop Center Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressiv... Lire la suite
Tipped Ballistic Atlas Copco Hard Retractable Rock Drill Bit Description Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Lire la suite
Good Qaulity Drilling Bits for Marble and Granite Quarries Our Advantages: We have advanced production equipment & talented researchers & technicians & rich experiences in R & D and production. We using the ... 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
Long Service Life Top Hammer Using Threaded Button Bits , Threaded Drill Bits Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Lire la suite