Easy one-handed operation without a hammer. Mark a dimpled starting point on metal (steel, aluminum, brass, copper), wood, glass, leather, or plastic surfaces to prevent drill bits or screws from slipping. Total size of 12.7 cm with excellent durability. Features a chrome tip and high-quality stainless steel body with an anti-slip knurled texture for comfortable and precise operation. Equipped with a tension screw to adjust the strike pressure by turning the knob. This allows control over the double spring barrel for accurate indentation on various materials. Includes 2 spare tips with a hardness of 58 HRC. More than a center punch, it also serves as a safety tool. Designed to work on glass, enabling emergency window breaking for escape. Compact 5-inch design saves space and is ideal for vehicle use.