... parts ,OEM service. 2.high precision and nice surface treat. 3.with the best price . 4.toleranc 0.02MM. high precision metal parts.1.)with ... , welding,plating,powdercoating,assembling,5.)machine:CNC lathes,machining centers,pressing machines,drilling machines,grindingmechines, injection moulding machine,ect.6.)surface treatment:powder ...