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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 |

| Registration Date | 2022/11/04(Year/Month/Date) |
|---|---|
| Buyer / Seller in EC21 | Seller |
| Business Type | Manufacturer |
| Year established | 2001 |
| Employees total | 51 - 100 |
| Annual revenue | USD 10,000,001 - 50,000,000 |
| Company | Shijiazhuang Shuangjian Tools Co.,Ltd |
|---|---|
| Address | Shuangjian RD, Luquan DistrictShijiazhuangHebei050200China |
| Phone | 86 - 0311 - 83982077 |
| Fax | 86 - 0311 - 83982077 |
| Homepage | bi-sword.com |
| Contact | Harvey Xu |