1.Tight tolerance 2.Precision machining 3.Small quantity accepted 4.Various material available tem name:Machining partsCompany Profile:With the ... quality control systemMaterial:Steel, stainless steel, aluminum, zinc, copper, brass, plastic etcMachining process:CNC machining, milling, turning, drilling, planning, welding ... , Auto CAD (IGS, STP, STL and X-T) Precision Aluminum Machining parts