Ergotop Multiprofil Metal Frame Pliers for use in drywall installation. With a special application for right and left setting. Punch process. Universal stud crimping tool, able to work on both sides of the stud. No screws or anchors needed. Ergonomic design, special soft-grip handles. Replaceable punch. Specification Max Capacity: 1mm + 1mm Jaw Opening: 20mm Length: 310mm Width: 95mm Weight: 761g