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        • Product: 4'' IADC637 Rock Bits
        • Model: T-001A
        • Shelf time: 2015-11-10
        • Views : 32

        4'' Rock Bit

        Specification
        Bit Size 4''--101.6mm
        Bit Connection 2 3/8'' API Reg.
        Bit Tooth Type Tungsten Carbide Inserts
        Bearing Type Sealed Roller Bearing
        Seal Type O-ring Seal
        Make up Torque 4.1~4.7 N.M
        Nozzle Q'ty 1 NZ
        Operating Parameter
        Weight on Bit (Kn) 0.35~1.05 
        Rotary Speed (RPM) 80~40