ZHENGZHOU JINCHUAN ABRASIVES CO., LTD.
ZHENGZHOU JINCHUAN ABRASIVES CO., LTD. ————High-end Electroplated Production Supplier
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8.89mm Electroplated Diamond Grinding Pins In Oil And Gas Industry
Description
We make Diamond Grinding Pins superior performance in quality of the grinding and in the lifetime of the burs competitive price.
We make the high quality diamond burs and reamers used in the producction process of small to large diameter matrix drill bits.
Our tools offer superior performance both in quality of the grinding and in the lifetime of the burs to the current items in use in the PDC drill bits manufacturing process.
| SIZE in MM | Size in Inch | ||||||
| D | T | Y | L | D | T | Y | L |
| 8.89 | 12.7 | 6.35 | 89 | 0.35 | 0.5 | 0.25 | 3.5 |
| 11.13 | 12.7 | 6.35 | 89 | 0.438 | 0.5 | 0.25 | 3.5 |
| 12.7 | 12.7 | 6.35 | 89 | 0.5 | 0.5 | 0.25 | 3.5 |
| 13.4 | 12.7 | 6.35 | 89 | 0.527 | 0.5 | 0.25 | 3.5 |
| 15.82 | 12.7 | 6.35 | 89 | 0.623 | 0.5 | 0.25 | 3.5 |
| 19 | 12.7 | 6.35 | 89 | 0.748 | 0.5 | 0.25 | 3.5 |
| 21.95 | 12.7 | 6.35 | 89 | 0.864 | 0.5 | 0.25 | 3.5 |
| 8.5 | 12.7 | 3.18 | 63 | 0.335 | 0.5 | 0.125 | 2.5 |
| 5.3 | 12.7 | 3.18 | 46 | 0.209 | 0.5 | 0.125 | 1.75 |