Grinding machine is divided into vertical grinding machine and desktop grinding machine, bench grinder: 125~150200~250 vertical grinding machine is divided into: 250~300~350~400, bench grinder applicable to small metal parts deburring, grinding pin, and tool grinding is widely used in machinery, home industry place is suitable for small pieces of metal deburring, grinding pin, and the tool grinding etc.. Vertical grinding machine is suitable for large pieces of metal deburring, grinding pin, and tool grinding, used widely used in machinery, small and medium enterprises.