2-Piece Automatic Center Punch Set, Automatic Center Punch, Spring Tension Center Punches, Adjustable Impact Automatic Center Punch, for Wood, Wall, Metal, with 2 Replacement Points

【Material】Mark a starting point with metal studs (steel, aluminum, brass, copper), wood, glass, leather, or plastic to prevent drill bits or screws from slipping.

【Adjustable】The automatic center punch has a built-in spring for tension adjustment. You can adjust the cover clockwise or counterclockwise for a precise and secure fit.

【Versatile Application】The automatic center punch can be used as a manual punching tool on wood, soft metal, and glass; it can also be used to break car windows for emergency escape.

【Easy to Use】Simple one-handed operation without a hammer. Anyone with only one hand free to strike will find this tool indispensable.

You'll find that self-punching punches are a great addition to your home tool kit. [Specifications] The metal punch measures 128 mm (5.04 inches) long and 11 mm (0.49 inches) in diameter. The set contains two automatic center punches and two replacement punches. The exterior is compact and easy to carry.