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| Product name | | | Drill bit extension set | | |||
| Material | | | CR40 with Magnetic hole | | |||
| Size | | | 60MM-300MM | | |||
| Surface finish | | | Black Electrophoretic paint | | |||
| Shank type | | | HEX | | |||
| Origin | | | Zhejiang, China | | |||
| OEM | | | Authorized | | |||
| Package | | | Plastic bag | | |||
| Product specifications | Diameter of anti-skid ring | Inner diameter of self locking | Hexagonal | Weight |
| 60mm | 15mm | 6.35mm | 6.35mm | 26g |
| 100mm | 15mm | 6.35mm | 6.35mm | 38g |
| 150mm | 15mm | 6.35mm | 6.35mm | 51g |
| 200mm | 15mm | 6.35mm | 6.35mm | |
| 250mm | 15mm | 6.35mm | 6.35mm | |
| 300mm | 15mm | 6.35mm | 6.35mm | |

