CNC machining thread nuts with hole and zn-plated

CNC machining thread nuts with hole and zn-plated also milling1):material Al,stainless steel,brass and so on as customised2):Can be plating and oxidation3):Size:1mm-200mm and tolerance between +0.01 and -0.014):Used on electronic products like:Electric sieve.moble rocker.massor and so on rock and drive fuction5):we are OEM manufacturer, drawings are welcomed