Our company’s latest products.VD Series chain block.Compared with common products，they have the following characteristis.
1. left and right wall panels，outer wall panels，lifting wheel with overall bearing，flexible operation，smooth and light hand tension；
2. The internal gear transmission parts are made of 20CrMnTi alloy steel and strict carburizing heat treatment process；
3. Equipped with long shaft stop back washer limit device to prevent the chain down to the bottom，sprocket and nut locked，resulting in brake failure and safety problems；
4. Stamping chain guide plate，make the chain guide more smoothly，better protection；
5. The hand cover shell adopts the design of rolled edge reinforcement，higher overall body strength，increasing the smooth operation of the hand chain；
6. Use high strength T8 European standard lifting chain.