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DTH Bit-QL40-127
- Code No.: QL40-127:
- Diameter: 127mm :
- Air Holes No.: 2 :
- Gauge Buttons: 8*16mm :
- Face Buttons: 7*13mm :
- Face Design: Convex face:
- Carbide Design: Dome :
- Approx. Weight: 11.5KGS:
Rock drilling tools factory ProDrill produces DTH Drill Bits with QL shank type are available in a various range of sizes and with a number of custom design features for optimum performance in a rock formation.
Rock drill bits Shank type: QL40, QL50, QL60, QL80 ; and DTH hammer bits hole diameter: 3", 4", 5", 6", 8"(85mm-350mm).
Convex Face
For high penetration rates in soft to medium-hard with low to medium air pressures.It‘s the most resistance to steel wash,and may reduce the load and wear on the gauge buttons,but poor hole deviation control.
