Diamond Needle Files
Diamond Needle file is made of 70# steel and electroplated with diamond particles. It is suitable for the repair and polishing of small abrasive tools after quenching.
Product Features
1.Diamond needle files are suitable for processing and trimming high-hardness small metal workpieces, metal models, and complex curved surfaces after quenching.
Main Parameter
| Size | Price(USD) |
| 3*140*6 | 1.18 |
| 4*160*6 | 1.77 |
| 5*180*6 | 2.41 |
