Have 2 magnetic circuits so as to decrease damping force of the handle. Range of capacities from 600kg to 6000kg with a 3:1 safety factor. Available in 6 models. Xqfpml600: Rated lifting strength: 600kgf Cylindrical lifting strength: 200kgf Maximum pull-off strength: 1, 800kgf Size (lx b x h x r): 160 x 296 x 76 x 220mm Operation temperature: