... 0.002mm 6.Angle clearance:R0.03mm Item Mass production machining block Material Steel ,Stainless steel, Iron ,Aluminum, Brass ... electroplating, spraying, and painting and so on.Main process Machining,turning,milling,drilling,grinding,boring,stamping,threading, tamping and etc ... developed according to customer drawings.Supply chain process PPAPPayment termsT/T 35% as the deposit, the balance 65% before ...