We only make precision part Tolerance: +/-0.001mm Turning bras part, CNC lathe part, machining as per drawing CNC brass part1: Material range: Stainless steel, brass, copper, aluminum ... , etc..2: Machining: Strictly in accordance with customers' drawings and instructions.3: Machining equipment: Hydraulic Lathes, CNC machining, cutting, milling, hread tappers ...