441 - 450 of 460
diameter 152mm rock drill bits
Selling leads
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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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...larger in diameter than the casing while in the drilling position. The face design of the The symmetric system Bit keeps it almost identical with a ...
2024-12-09 12:11:48
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... are returned to surface inside the rods. The drilling mechanism is a pneumatic reciprocating piston known as a hammer driving a tungsten-steel ...
2025-07-22 00:09:44
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... are returned to surface inside the rods. The drilling mechanism is a pneumatic reciprocating piston known as a hammer driving a tungsten-steel ...
2025-07-22 00:09:44
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...drilling uses a drill bit that features round, protruding tungsten-carbide buttons, to cut through hard rock and earth. The drill rods themselves ...
2024-12-09 12:54:31
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...drilling uses a drill bit that features round, protruding tungsten-carbide buttons, to cut through hard rock and earth. The drill rods themselves ...
2024-12-09 12:54:31
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...drill holes of different sizes ensuring that the sample is not contaminated. - In difficult conditions such as loose soil, hard rock and plenty of ...
2024-12-09 12:15:28
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...Drill Hammer For Geologic Exploration Samples Product Introduce: Reverse circulation (RC) drilling uses a bit attached to a down-hole hammer to ...
2025-07-22 00:09:44
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...Drilling Product Introduce: Reverse circulation (RC) drilling uses a bit attached to a down-hole hammer to produce a hole. Unlike diamond drilling, ...
2025-07-22 00:09:44
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... Hammer Without Footvalve For Hard Rock DTH Drilling Technical parameter DHD3.5 Without Footvalve DTH hammer: shank DHD3.5 Without Footvalve Length...
2024-12-09 13:08:32
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