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BIT 38 MM SR28(R28) for drifting ,tunneling and stone quarrying
$20.99Made from high alloy steel and tungsten carbide as same grade as internationally well-known brand
Apply “hot (thermal) -insertion” processing procedure to insert the buttons as same as internationally well-known brand
Entire CNC processing procedure ensure the quality consistency
Military grade requirements of heat-treatment guarantee durabilityFast penetration rates, and straight and clean hole quality. Long life of drilling holes.
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Q14-102-T45 Threaded Button Bit
Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year,
Offers industry-leading strength and penetration rates for more productivity，
Excellent straightness and hole clean quality,
Get max.drilling performance for rock drill with long life to save up fuel cost rate.
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Q7-43-R28 Threaded Button Bit
- Code No.: Q7-41-R28
- Thread: R28
- Diameter: 43mm
- Gauge Buttons: 5*9.5mm
- Front Buttons: 2*8mm
- Skirt Design: Standard
- Weight: 0.68KG
- Carbide Design: Ballistic
- Face Design: flat
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R32-51 Threaded Cross Bit
- Code No.: S1-51-R32
- Diameter: 51mm
- Length: 120mm
- Thread Type: R32
- Water Holes: 2 on side
