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7° Taper Button Drill Bit Diameter 40mm Gauge 4 x 8mm Tungsten Carbide2022-04-13 15:03:05 |
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Screwing Button Drilling Bits 27mm - 32mm with Tungsten Carbide Insert2021-08-30 10:23:28 |
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Percussive Mining Rock Drill Bits Different Rock Hardness Button2022-03-15 16:40:36 |
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Top Hammer Taper Button Drill Bit Diameter 20 - 60mm with 4 - 7 Buttons2022-04-13 15:03:05 |