Very large, parallel clamping surfaces with three removable protective caps. Metal-reinforced plastic housing and optimized sliding bar with double slip protection for more power and safety. The set clamping force is maintained, and the sliding bar cannot slip off unintentionally when not clamped. It can be repositioned without tools for spreading. High-quality two-component plastic handle with hexagon socket for comfortable application of the clamping force (maximum torque 17 Nm). Equipped with an infinitely adjustable and fixable upper part for optimal placement on the workpiece.