101 - 104 of 104
open pit surface drill rigs
Selling leads
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...drilling and grinding equipment or the bottom hole device at the bottom of the drilling well. It is a steel pipe with threaded tail. -The purpose ...
2024-12-09 22:49:27
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Reamer Rock Reamer Our roller cone reamer is suitable for all types of non-excavation drilling rig and can be used for reaming construction in a ...
2026-07-07 00:26:12
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..., and are widely used in geological exploration, coal field exploration, gas drainage, and drilling when opening holes. >>The drill bit is suitable ...
2026-07-07 00:26:12
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... big diameter bit.The pilot is three cone bit. Our hdd roller cone reamer is suitable for all types of non-excavation drilling rig and can be used ...
2026-07-07 00:26:12
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