... aluminum, brass and so on4). High skilled workers, completely advanced equipment set5). Quality Approvals: all Precision machining part are ... instrument before dispatching.6). Rosh, CE, can be availablePrecision Metal Turned Parts Details: Material 301, 302, 303, 304, 304L, 316 ... , pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.5. Quality control following 3 phases of ...