※ The file is forged from high-hardness steel materials containing chromium and manganese elements;
※ The shape of the file teeth is uniform and consistent, and the filing is stable and fast;
※ The surface of the file teeth is specially treated and coated to increase the hardness of the file surface and the file teeth to above HRC56 (Rockwell hardness), enhancing the filing effect and increasing the toughness of the file teeth, which is durable and wear-resistant.
※ Rubber-plastic handle, comfortable and anti-slip.
