The Swing cylinder rotates 90 degree (Clockwise or Anti clockwise) to clamp the workpiece. Clamping force is applied to a structure in a vertical direction to ensure stable Clamping. Hardened and chromed alloy steel piston rods run longer with less wear.Wiper seals reduce contamination of dust for the long run of Swing cylinder.Special coating on the cylinder body helps prevent rusting and scratching.