... 4.tolerance:+-0.01 Equipmentplaner type milling machine ,cnc milling machine ,milling machine ,drilling machine ,tapping maching,chamfering machine and so on .(details show in below ... processsing, Punching, Riveting, Bending, Cutting, Welding, Threading, Grinding, Milling, Machining, Drilling, Assembly, etc Production capacity30,000~1,000,000 pcs per ...