Grinding of medical equipment shell

No need to polish, because surgical blades are very cheap now, about 30 cents a piece. For convenience and hygiene, there is a disposable scalpel. The old scalpel was integrated. At present, the handle of scalpel is about 15 to 30 yuan, and each 5 yuan is about one pack, and the specification is ten. At present, domestic medical devices are better than those in Shanghai.