Detailed Product Description Manual chain block - triangle shapeMaterial: Alloy SteelMarking: WLLProof: 1.5*WLLFinish: PaintedApplication:The device is a portable lifting device easily operated by hand. It is suitable for use in factories, mines, construction sites, agricultural production, and in wharfs, docks and storages for fixing machines, lifting cargos, and loading and unloading goods. It ...