Precision machining part Material: brass , aluninum , stainless steel Tolerance: 0.01 mm ISO ... machining field, we can deal with precision CNC milling parts, CNC turning parts, other machining part, grinding parts, wire cutting, polishing, heat treatment, ... Materials: Stainless steel ,cold rolled steel ,spring steel ,aluminum alloy, brass, bronze, copper, plastic ,POM, ABS , according to customer ...