... Parts & Machining Parts Product Line Gearbox 1,000 Pieces / Month, Gear & Worm Gear 4,000 Pieces / Month, Valve 800 Pieces / Month, Welding ... Parts 800,000 Pieces / Month Gearbox 5,000 Pieces, Gear & Worm Gear 40,000 Pieces, Valve 5,000 Pieces, Welding Structural 200 ... Coordinate Measuring Instrument 500*400*400 1 6.0 Acceptable Gear Double Flank Rolling Tester 3101/50-320 1 3.0 Acceptable ...