... parts valve part We supply various cnc machining parts, nonstandard parts, including screw processing, grinding, cnc turning, punching & etc, as per buyers' ... Brass, Carbon steel, Stainless steel, Alloy metal & etc. Equipment:CNC lathe, processing center, miller, grinder, punching machine & etc. Tel:0086-411- ... products, please refer to the following photos: carbon steel cnc machining parts