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Changzhou Runlai Imp& Exp Co.,Ltd
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30mm, 35mm OD Coal Mining Conica Drill Bit Coal Cutter Pick-Shaped Bits Rock Drilling Tools
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
30mm, 35mm OD Coal Mining Conica Drill Bit Coal Cutter Pick-Shaped Bits Rock Drilling Tools
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30mm, 35mm OD Coal Mining Conica Drill Bit Coal Cutter Pick-Shaped Bits Rock Drilling Tools
Description:
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Coal cutter Pick-shaped bits |
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Coal cutter Pick-shaped bits: L1 is the whole length, L2 is the length of the head(drilling part), D is the diamter of the head(maximum diameter), and d is the diameter of the back part
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