DescriptionTo prevent drills and screws from wandering in metal, wood, or plastic, use the Automatic Center Punch to mark a dimpled starting point. Quick and easy to use, it delivers an automatic spring-driven strike when it's pressed against a surface. An adjustable allows you to regulate the striking force. The premium high speeds steel body has a deeply non-skid surface for sure handling and control.Features- Color: Assorted color. - Material: High speeds steel. - Size: About 13x2.5x2.5cm/ 5.11x0.98x0.98 inch. - The force of the center punch can be adjusted through the cap, no need to use hammers. - Up to HRC58~65 hardness, unique handle, not easy to skid. - Spring-loaded impact operation, no hammer required. - Can mark, scribe, punch & start drill, nail or screw holes. - for vehicle emergencies as a side window glass breaking tool.