We - BONTAI are the diamond tools manufactory with more than 30 years experience. We can make the various of diamond tools for any brand machines as requested . OEM and ODM are available . - Metal diamond grinding shoes - Diamond cup wheels - Diamond grinding discs - Resin polishing tools - Diamond saw blades - Diamond core bits - All kinds of quick changed plates and adaptors To be the best professional grinding and polishing manufacture, is our dream. And BonTai is on the way, since 1986.