... series low speed endless chain electric hoist 1)lifting speed:0.09meter per minute 2)moter speed:720round per minute Product IntroductionDHP series low speed ... Our main products includes: hook series, chain series, ring series, link series, turnbuckle series, shackle series, sling series and some other riggings.the ... Fair, the following is our picture DHP series low speed endless chain electric hoist