1.direct mancfacturer and best after service 2.high quality and competitive price 3.long service time 4.beautiful look FunctionThis product is used for the mass production of disc type, cylindrical type, square workpiece internal and external surfaces sandblasting;such as handicrafts, glass lampshade,non-stick,flashlight,baking tray,stainless steel lavbo,communication equipment,etc .Feature 1. ...