311 - 320 of 389
convex face rock drill bits
Selling leads
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...re the drilling medium, normally high pressure air,is passed between the outer and inner tubes down to the face of drilling bit where it is ...
2025-07-15 00:07:27
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...drilling Technical parameter QL40 DTH hammer: shank QL40 Length(less bit) 1103mm External diameter 99mm Top sub thread API 2 3/8”REG Weight(less ...
2024-12-09 13:09:44
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...Drilling Tools DTH Drill Pipes DTH Hammers DTH Drill Bits Product specifications: DTH drill pipes are widely used in mining,water well drilling...
2024-12-09 12:11:48
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... than the casing while in the drilling position. The face design of the Bit keeps it almost identical with a conventional bit face, allowing for ...
2024-12-09 17:08:42
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..., Sprial retract body. Tungsten carbide (Buttons): Spherical, ballistic and Conical. (Threaded R32, R38, T38, T45, T51, bit diameter: 43mm-152mm); ...
2024-12-09 12:38:29
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... drill bit its striking power. This combined with the rotational movement means the rock is crushed in a very efficient manner. DTH drilling tool ...
2024-12-09 12:33:51
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...Drilling Speed for Well Drilling Product description: DTH drilling is a percussion system driving a piston inside hammer body with up and down ...
2024-12-09 17:20:08
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3'' Concave Face DTH Bit Black Color DHD3.5 Shank For Water Well Drilling Product Introduce SOLLROC hammer and bits are made of high quality alloy ...
2024-12-09 12:33:51
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.... Specific heat treatment standards and special "stress relief" processes ensure consistent performance. Our bits are designed for maximum ...
2024-12-09 12:33:51
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... materials.It is composed of a hammer bit,a piston and an air chamber. The piston moves back and forth within the chamber,causing the bit to strike ...
2024-12-09 18:14:14
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