2 pieces Automatic Center Punch, 130mm Automatic Center Punch Adjustable Impact, Spring Loaded Center Punches, Comes with 2 metal replacement heads

【High Quality Material】The outer shell of the automatic punch is made of carbon steel and the built-in spring is made of stainless steel, waterproof and rust resistant, strong and durable.【Quick and Easy to Use】The automatic punch uses an internal spring to produce impacts to open the hole of the item without the need for hammering, easy to use.【Adjustable】The tension spring center punches features With a built-in spring to adjust the tension, you can adjust the cover clockwise or counterclockwise to make it precise and tight. mm.