fabrication machinery parts 1. processing: welding and machining, drilling 2. surface finish: zinc plating fabrication machinery parts1. kind of product: Precision machinery parts, Assembly machinery parts, welding and machining parts2. Material: carbon steel, stainless steel, aluminum, brass, bronze, copper, gray cast iron, nodular cast iron, engineering plastic (Delrin, Nylon, Teflon, POM), or ...