general material maching parts screw processing parts nonstandard parts Standard:ANSI, BS, DIN, JIS ... steel, Stainless steel, Alloy metal & etc. Equipment:CNC lathe, processing center, miller, grinder, punching machine & etc.Tel:0086-411 ... machining parts, nonstandard parts, including screw processing, grinding, cnc turning, punching & etc, as per buyers' drawing & requirements. screw processing part