... ( iron parts), +/-0.01mm( Aluminium parts)ThreadNPT, BSP, M, GHT, UN, NPSM, BSPT, CHT, NPTECNC machining main processesMachining, drilling, threading, knurling ... Machining Workshop CNC Machining Products cnc lathe metal machining parts finish machining parts custom cnc machining precision aluminum machining parts cnc ...