Home ProductsReaming Drill Bit

R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling Mining Quarrying Construction

R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling Mining Quarrying Construction

    • R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling  Mining Quarrying Construction
    • R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling  Mining Quarrying Construction
    • R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling  Mining Quarrying Construction
  • R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling  Mining Quarrying Construction

    Product Details:

    Place of Origin: China
    Brand Name: MIROC
    Model Number: 4148300452-4148300457

    Payment & Shipping Terms:

    Minimum Order Quantity: 50
    Price: negotiation
    Packaging Details: Carton Box or Wooden Box
    Delivery Time: 25 days
    Payment Terms: T/T or L/C
    Supply Ability: 20000 pieces per month
    Contact Now
    Detailed Product Description

    Description


    This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter.


    • Widely used in drifting and tunneling
    • R28 thread system


    Color: Green,Blue or Based on Customer requirements


    Material: Tungsten carbide and high strength alloy steel


    Processing: CNC milling and proprietary heat treatment process


    Type: R28 Reaming Bit 6


     
    Applications


    • Underground mining
    • Tunneling


     
    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


     
    specification

    1

    <

    Part Number Bit Diameter (mm) Bit Diameter (inch)

    Front Buttons 

    (No. x mm)

    Gauge Buttons 

    (No. x mm)

    4148300452 64 2 1/2 2x10 8x9
    4148300453 64 2 1/2 4x8 8x9
    4148300454 76 3     2x11 8x11
    4148300455 76 3     4x10 8x10
    4148300456 89 3 1/2 4x11 8x11
    4148300457 89 3 1/2 4x10 8x10

    2

    <

    Product Code and Brief Description Angle

    Front Flushing 

    Holes

    Side Flushing 

    Holes

    Weight 

    (kg)

    RE1064-6D-R28, R28 Reaming Bit 6° 35° - - 0.8
    RE1264-6D-R28, R28 Reaming Bit 6° 25° - - 0.8
    RE1076-6D-R28, R28 Reaming Bit 6° 35° - - 1.2
    RE1276-6D-R28, R28 Reaming Bit 6° 30° - - 1.2
    RE1289-6D-R28, R28 Reaming Bit 6° 35° - - 1.7
    RE1289-6D-R28, R28 Reaming Bit 6° 30° - - 1.7

    R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling  Mining Quarrying Construction

    Contact Details
    KSQ Technologies (Beijing) Co. Ltd

    Contact Person: Yingkai

    Send your inquiry directly to us (0 / 3000)

    Best Products
    Other Products