... #steel 3.Wearable,low noise,heat-resistant 4.OEM Inverted Tooth Silent Chain other material: stainless steel, steel , brass, alloy steel wearable ... ,heat-resistant OEM offered Why choose us: 1.TAIAN DONGZUN CHAIN SPROCKET MANUFACTURING CO.,LTD established in 2009, we have12 subsidiaries ... , conveyor chains, dragging chains, agricultural chains and so on; Inverted Tooth Silent Chain