... 0.002mm 6.Angle clearance:R0.03mm Item Customized cnc sample parts Material Steel ,Stainless steel, Iron ,Aluminum ... boring,stamping,threading, tamping and etc.Production equipmentInstrument lathe, CNC lathes machine , CNC milling machine , Milling machine , Grinding machine , ... balance 65% before shipment.Samples delivery timeIn common 7 - 14daysThe production time After getting the deposit.Packing ...