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Drill Bit

Item No. Drill Bit
Skystone Bit for Reaming R32 , T38 , T45 , T51 , ST58 Reaming Button Bit top hammer drill bits include thread connection of T38,T45,T51,T60,GT58,ST58,GT60,GT68 . the main diameter that is 64mm,76mm,89mm,102mm,115mm,127mm,146mm.(2.5inch,3inch,3.5inch,4inch,4.5inch,5inch,)

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    Processing
    CNC milling and proprietary heat treatment process

    Competitive Advantage
    High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance, High grade tungsten carbide inserts

    Keywords
    Button Bit, Rock Bit, Drill Bit, Rock Drill Bit, Thread Button Bit, Retrac Bit,
    Dome Bit, Reaming Bit, Cross Bit, Chisel Bit, Rock Drilling Tools

    Button bit and Insert types 
    Spherical Button Characteristics:
    1. Universal button 
    2. Good wear resistance
    3. Best suited for hard ground
    4. 27000-48000PSI(180 to 320Mpa)
    5. Suited for abrasive to very abrasive drilling conditions

    Ballistic Button Characteristics:
    1. Fast Penetration
    2. Best suited for soft rock
    3. 10000-20000PSI(70 to 140Mpa)
    4. Suited for non-abrasive drilling conditions

    Applications of  rock drilling Bit

    • Underground mining
    • Tunneling,quarrying

    Competitive Advantage

    • High grade tungsten carbide inserts
    • Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment