Round Files
The round files is a metal cutting and grinding hand tool. It is made of carbon tool steel T12 (1095, Cr06, 130Cr2) with a carbon content of 1.15%-1.25%. The product hardness is HRC60-65. It is suitable for metals and hard non-metals. Cutting and grinding of articles. It is produced in accordance with GB 5803-5815, GB/T 806, American standard GGG-F-325b, and European standard DIN6261-7285. The products are produced through processes such as hot forging, grinding, tooth cutting, quenching, and surface sandblasting.
Product Features
1. Cutting handtools,grinding handtools
2. Carbon tool steel T12
3. ＞HRC60
Main Parameter
| Inch | Length(mm) | Diameter(mm) | Teeth | Price(USD) | |
| 6 | 150 | 6 | Bastard | 0.29 | |
| Second Smooth | 0.31 | ||||
| Smooth | 0.35 | ||||
| 8 | 200 | 7.5 | Bastard | 0.41 | |
| Second Smooth | 0.44 | ||||
| Smooth | 0.48 | ||||
| 10 | 250 | 9.5 | Bastard | 0.58 | |
| Second Smooth | 0.62 | ||||
| Smooth | 0.68 | ||||
| 12 | 300 | 12 | Bastard | 0.91 | |
| Second Smooth | 1 | ||||
| Smooth | 1.07 | ||||
