general material maching parts screw processing parts nonstandard parts Standard:ANSI, BS, DIN, JIS & etc.Material:Aluminium, Brass, Carbon steel, Stainless steel, Alloy metal ... & etc.Tel:0086-411-82778268Fax:0086-411-82778368We supply various machining parts, nonstandard parts, including screw processing, grinding, cnc turning, punching ...