2-Piece Automatic Center Punch Set, 130mm Adjustable Impact Center Punch, Spring-Loaded Center Punches, Comes with 2 Replacement Metal Heads

【High-Quality Material】The outer casing of the automatic punch is made of carbon steel, and the built-in spring is made of stainless steel, making it waterproof, rust-resistant, sturdy, and durable.

【Quick and Easy to Use】The automatic punch uses an internal spring to produce impacts to open the hole in the item without the need for hammering, making it easy to use.

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

【Wide Application】The automatic center punch can be used as a manual punching tool on wood, soft metal, and glass. Additionally, it can be used to break car windows so you can escape in an emergency.

The metal punch is 130mm long and has a diameter of 12 mm.