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38mm Tapered Cross Bit
Diameter:18-50mm
Carbide size:10*10.5*7mm——-Dia.30mm
14*10.5*7mm——-Dia.40mm
17*10.5*7mm——-Dia.50mm -
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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Q12-64-R32-RC Threaded Button Bit
- Thread: R32
- Diameter: 64mm
- Gauge: 8*10mm
- Front: 4*10mm
- Skirt Design: Retrac
- Face Design: Flat face
- Carbide Design: Semi-Ballistic
- Water Holes: 2 on front
- Weight: 2.22kgs
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Q12-76-T38-RC Threaded Drill Bit with Semi-Ballistic Buttons
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 drills with long life to save up fuel cost rate.
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Q13-76-T38-160-RC 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 drills with long life to save up fuel cost rate.
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Q14-89-T38-RC 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 drills with long life to save up fuel cost rate.
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Q7-37-R25 Threaded Button Bit
- Code No.: Q7-37-R25
- Thread Type: R25
- Diameter: 38mm
- Length: 90mm
- Gauge Buttons: 9mm*5
- Front Buttons: 7mm*2
- Carbide Design: Semi-ballistic
- Skirt Design: Standard
- Weight: 0.51kg
- Water Holes: 1 on front, 1 on side
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Q7-38-R25 Threaded Button Bit
- Code No.: Q7-38-R25
- Thread Type: R25
- Diameter: 38mm
- Length: 90mm
- Gauge Buttons: 9mm*5
- Front Buttons: 7mm*2
- Carbide Design: Semi-ballistic
- Skirt Design: Standard
- Weight: 0.51kg
- Water Holes: 1 on front, 1 on side
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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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Q9-51-R32 Threaded Button Bit Drilling accessories for tunneling,
- Thread: R32
- Diameter: 51mm
- Gauge: 6*10mm
- Front: 3*9mm
- Skirt Design: Standard
- Face Design: Uniface
- Carbide Design: Dome
- Weight: 0.93kgs
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R25-45mm Threaded Cross Bit
- Code No.: S1-45-R25-105
- Diameter: 45mm
- Length: 105mm
- Thread Type: R25
- Carbide Dimension: 14mm*8mm
- Water Holes: 1 on front, 4 on side
- Weight: 0.66Kg
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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
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