Mind | Using black nickel treatment greatly improve the hardness easier to |
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Use | Small size easy to carry and store easy to use and with good |
Performance | The grinding needle has high strength and high temperature resistance and will not drop |
Sand | CNC milling adaptor without skipping knife suitable for engraving machine grinding machine etc |
30Pcs Grinding Needle Set, Emery Cylindrical Flat Head Electric Grinder Accessories for Grinding Machine Review
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