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3 Three Four Blades Wings Step Drag Bits , Deep Rock Well Drilling Bits2019-08-14 15:20:16 |
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171mm 4 Wings Chveron Drag Bits With 3 1/2'' API REG Pin2020-12-15 11:42:27 |
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305mm Chevron Step Drag Bits For Clay Sand Drilling2020-12-15 11:41:21 |
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API 2 3/8"Reg Thread COP44 4'' Down The Hole Hammer2021-03-19 16:39:44 |
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Length 1880mm SD12 Shank Down The Hole Hammer For Construction2021-03-19 16:32:21 |
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SD10 Shank 10'' Down The Hole Hammer Carburized Steel For Construction2020-03-10 14:05:26 |