... Any sizs,any head shape; 3 ISO; 4 OEM possible. Machining parts:1 Materials:aluminum, copper,steel, stainless steel etc.2 Surface ... ;3 You can order both standard and non-standard precision machining parts in our factory;4 Our main equipments:CNC lathe,automatic ... lathe grinder,thread rolling machine,tapping drilling machine and etc. Machining parts