Vertical Air Hydraulic Jack12T 20T 32TVehicle Lifter*Truck Maintenance Tools 1.12-Ton Red Pneumatic Jack Vertical pneumatic hydraulic cylinder, lifting stroke 170 mm, screw-adjustable height 80 mm, minimum height 260 mm, maximum lift 510 mm; dual-spring automatic reset mechanism, cast iron cylinder body for high pressure resistance and durability, air-powered for effortless operation, suitable for lifting and servicing minivans, light trucks, and SUVs. 2.12-Ton Blue Pneumatic Jack Specifications match the red model; features an upgraded anti-corrosion paint finish and optimized pneumatic tubing layout. Offers a 170mm effective lifting stroke plus 80mm screw fine-tuning. Operates without a manual pump, powered by an air compressor; an essential tool for servicing commercial vans and light-duty construction vehicles. 3.20-Ton Red Pneumatic Jack A heavy-duty, high-load model. Lifting dimensions: minimum 260mm, maximum 510mm; effective lift 170mm; top screw provides an additional 80mm of adjustable clearance. Featuring a reinforced base and thickened cylinder, its load capacity exceeds that of a 12-ton model. Suitable for lifting and maintenance of pickup trucks, small to medium-sized trucks, and small construction machinery. 4.20-Ton Blue Pneumatic Jack Same specifications as the 20-ton pneumatic jack, featuring a rust-resistant baked-enamel finish, smooth spring return, and enhanced air fitting seals. Designed specifically for factory auto repair assembly lines, fleet tire changes, and chassis maintenance. 5.32-Ton Red Pneumatic Jack Heavy-duty engineering model with an effective lift of 150 mm, minimum height of 265 mm, and maximum height of 415 mm. Features a reinforced cylinder and widened load-bearing base with a high-tonnage pressure-resistant design, suitable for lifting operations on heavy-duty trucks, large trucks, mining machinery, and construction equipment. 6.32-Ton Blue Pneumatic Jack 32-ton model with upgraded anti-corrosion coating; features a split-type pneumatic pump structure; air-powered lifting is effortless and efficient; enhanced pressure sealing; commonly used in heavy-duty fleet repair shops and for maintenance of construction machinery on job sites.