chain block adopts high strength chain
Compared with common gears,they are more wearable and steadier,and more laborsaving . chain block adopts high strength chain and high precision welding technology,meet ISO3077-1984 international standard:fits for gusty overload work conditions;takes your hands a better feeling multi-angle operation. Hook:made of high-class alloy steel,it has high strength and high security;by using new design,weight will never escape.


