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| Impregnated Natural Diamond Bit |
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| Model No.︰ | RYQ |
| Brand Name︰ | JINSHUO |
| Country of Origin︰ | China |
| Unit Price︰ | CNY ¥ 3500 / pc |
| Minimum Order︰ | 50 pc |
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| Crown sintered by synthetic diamond grains.is a economical tool to drill in hard rock formation.Outer diameter(mm):25-215 |
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