1/2 ton screw jack Jacton jt-0.5t 1/2 ton miniature worm gear screw jacks with 1:5, 1:10, 1:20 worm gear set ratios lift and precisely position up to 500 kilograms. Upright or inverted, these jacks operate at full capacity in tension or compression. Available in Translating jack, Traveling nut rotating jack and Anti-rotation Keyed jack designs, they have self-locking, no require a brake or external locking device to hold position.
* 20 mm diameter metric trapezoidal lead screw * Metric trapezoidal lead screw pitch 5 mm * Metric trapezoidal lead screw, s45c * Cast iron housing * Input shaft (worm), s45c, heating treatment * Lifting nut (worm gear), bronze