1. The bead grinding speed is fast, and it becomes round and smooth in 2 seconds;
2. Imported mold steel, all round grooves are mirror polished, which can ensure that the ground balls are rounder, brighter, more accurate in size, and the electroplating process is more beautiful and high-grade;
3. There is no need to load and unload the grinding discs, one machine equals two sets of grinding discs.