1. First, pass the raw materials through the wire drawing machine and finish the metal wire drawing anti-rust treatment together, and make it into the standard diameter of the nail you require;
2. Then enter the nail making machine to make round nails;
3. Put it into the grinding and polishing machine (sign up for the raw material), throw it to the color you require, and pour it out;
4. The original manufacturer of metrological verification and packaging.
https://www.chinawiredrawingmachine.com/
