76mm T38 Thread Button Bit for High Resistance and High Footage Speed with Low Breakage

Mar 13, 2023
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Rock Drill Tools Thread Button Bit T38 76mm Description Of Thread Button Bit Rock Drill Thread Button Bits are designed for use with R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, and T60 rock drill rods. These bits feature multiple thread types and are ideal for drilling in hard rock formations (f=8~18). Thread connection: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60 Alloy steel: 45CrNiMoVa Suitable carbide tips: YK05 Technology: hot-pressing or welding
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