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T45 Spherical Button Drill Bit Rock Drill Bits 70mm 76mm

Categories Button Drill Bit
Place of Origin: China
Brand Name: MIROC
Model Number: 4148300804-820
MOQ: 50
Packaging Details: Carton Box or Wooden Box
Delivery Time: 25 days
Payment Terms: T/T or L/C
Supply Ability: 20000 pieces per month
Price: negotiation
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    T45 Spherical Button Drill Bit Rock Drill Bits 70mm 76mm


    This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture

    • Widely used in bench and long hole drilling
    • Bit face design is ideal for medium-hard to hard abrasive rock

    Color: Green or Based on Customer requirements

    Material: Tungsten carbide and high strength alloy steel

    Processing: CNC milling and proprietary heat treatment process

    Type: T45 Button Bit Spherical Buttons


    • Underground mining
    • Tunneling
    • Quarry

    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




    Part NumberBit Diameter (mm)Bit Diameter (inch)

    Front Buttons

    (No. x mm)

    Gauge Buttons

    (No. x mm)

    4148300804702 3/44x118x11
    4148300805702 3/43x11, 1x196x11
    4148300806702 3/44x10, 1x108x11
    41483008097633x11, 1x116x13
    41483008107634x11, 1x118x12
    4148300811893 1/24x138x13
    4148300812893 1/26x118x12
    4148300813893 1/23x11, 2x116x13
    4148300814893 1/24x11, 1x118x12
    4148300815893 1/24x13, 1x138x13
    414830081810243x13, 2x136x14
    414830081910244x13, 1x138x14
    414830082010244x13, 2x138x13



    Product Code and Brief DescriptionAngle

    Front Flushing


    Side Flushing




    B1270-T45-S, T45 Button Bit, Spherical Buttons40°2-2.3
    B1070-T45-S. T45 Button Bit, Spherical Buttons35°3-2.2
    B1370-T45-S, T45 Button Bit, Spherical Buttons35°4-2.2
    B1276-T45-S, T45 Button Bit, Spherical Buttons40°2-2.6
    B1376-T45-S, T45 Button Bit, Spherical Buttons35°212.6
    B1076-T45-S, T45 Button Bit, Spherical Buttons35°3-2.4
    B1376-T45-S, T45 Button Bit, Spherical Buttons35°4-2.6
    B1289-T45-S, T45 Button Bit, Spherical Buttons40°2-4.6
    B1849-T45-S, T45 Button Bit, Spherical Buttons35°2-4.6
    B1189-T45-S, T45 Button Bit, Spherical Buttons35°314.1
    B1389-T45-S-1, T45 Button Bit, Spherical Buttons35°4-4.6
    B1389-T45-S-2, T45 Button Bit, Spherical Buttons35°4-4.6
    B13102-T45-S-1, T45 Button Bit, Spherical Buttons40°2-5
    B14102-T45-S-1, T45 Button Bit, Spherical Buttons40°215
    B11102-T45-S, T45 Button Bit, Spherical Buttons35°314.5
    B13102-T45-S-2, T45 Button Bit, Spherical Buttons35°4-4.5
    B14102-T45-S-2, T45 Button Bit, Spherical Buttons35°414.5

    Quality T45 Spherical Button Drill Bit Rock Drill Bits 70mm 76mm for sale
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