The Wilton® Cam Action Drill Press Vise works with a simple push or pull on the center bar knob to set the jaw in position. Easy press locking lever cams the jaw ahead 3/32in., exerting a holding pressure that adjusts from 400 to 1,100 lbs. Unique top locking lever can be raised or lowered to tighten or loosen against the workpiece. Vise is durable, reliable and made to last. Available in 3in., 4in., 6in. or 8in. jaw width. Limited lifetime warranty.