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        • Product: 12 1/4'' IADC537 Rock Drill Bit
        • Model: T-009
        • Shelf time: 2015-11-10
        • Views : 66

        Rock Drill Bits for Water Well Drilling

        Rock Drill Bit Specification
        Rock Drill Bit Size 12 1/4''--311.2mm
        Rock Drill Bit Connection 6 5/8'' API Reg.
        Rock Drill Bit Tooth Type Tungsten Carbide Inserts, IADC537
        Bearing Type Sealed Roller Bearing
        Seal Type O-ring Seal
        Make up Torque 38~43.4 N.M
        Nozzle Q'ty 3 NZ
        Rock Drill Bit Operating Parameter
        Weight on Bit (Kn) 0.35~1.05 
        Rotary Speed (RPM) 180~60

        Kindly Note: All drilling bits come without nozzles if no special requirements