... spare 2.heavy duty 3.used for electric hoist,LH,QD,MH Model crane 4.manufature The coiling block is divided ... is widely used ,such as electric hoist,trolley,LH ,QD,QZ,MH Model crane.These below are the main features ... .Used by mining fittings◊4.We can produce parts based on client's samples or drawings and ... rope used to coil drum and reel shaft parts inside gear ring flange bearing and housings reel ...