Jtc100 worm gear screw lifter,10t screw jack worm gear unit,10 ton worm gear screw lift,10 tonnes long stroke worm gear screw jack,100 kn worm gear wheel lifts,10000kg worm gear screw jack for lifting static load capacity 100 kn, high speed torque 67 n.m, low speed torque 21.5 n.m. lead screw (spindle) Tr55x9. high speed gear ratio 1/9, low speed gear ratio 1/36. upright or inverted translating screw, rotating screw and keyed screw configurations. precision positioning, self locking lead screw which support the loads and hold position without brake mechamism. hand wheel or hand crank manual operation, or single phase or three phases electric motor driven, gear motor driven or dc 24v gear reduction motor drives. thread end, clevis end, plain end, forked head and top plate (flange type) for lead screw (spindle) end types. customized various length stroke, under tension load, maximum 2500 mm stroke. single screw jack or multiple screw jacks system arrangements.