HSZ-D series chain block is a portable manuat fting device easily operated by puling hand chain,with fol lowing superior features.

· HSZ-D chain block meets China Machinery Industrial Standard JB/T 7334:2016 and European Standard EN13157:2004 of CE Certification.
o Heat-treated load chain grade 80 made of alloy steel materials.
? Drop forged hook with high strength.
Transmission shaft adopts the structure of simply supported beam,which greatly improve the mechanical transmitting effi- ciency and enhance the stability.
?Double pawls support fail-safe brake mechanism.
Double guide rollers make the load chain work smoothly without stuck.
Thickened tough gear case can better resist impact force,
? Rolled-edge hand wheel cover prevents hand chain from stuck and reduces noise generated by pulling hand chain obliquely or horizontally.
Electrostatic powder painting.