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DTH Concave Drill Bit 89mm 76mm DTH Hammer Button Bits
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Button Bit DTH Hammer Concave Drill Bit Dome Ballistic Button 1. The drilling efficiency is high, the single impact force is large, the slag discharge wind speed is high, the hole bottom is clean, and there is ... Read More

2022-08-03 10:24:10

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Diamond Drilling Bit: PDC 6 Blade Diamond Drilling Bit Composite Rock Coring; 6 Blade Polycrystalline Sintered Diamond Drill Bits , Steel Polycrystalline Diamond Compact Bits; API Polycrystalline Diamond Bit 8 5/8in 6 Blades 65mm Button Rock Drilling

Directional Drill Bit: Curved TCI Coal Mining Drill Bit 9 1/2 Inch Water Well; API Directional Drill Bit Coal Mining 133mm PDC Well Drilling Bit; Tungsten Directional Drill Bit Carbide PDC 4 Blade Drill Bit

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