Features:1. It provides precise machining and control to meet your needs.2. No need to hit with a hammer to create an impact to open a hole in an object3. Center Punch For Metal can be adjusted to adjust the hitting power. 4. Center Hole Punch works and makes a solid mark on wood, metal, steel, aluminum, brass, copper and more.Specification:Material: Stainless steelWeight: about 104gSize: 15.5*1.5*1.5cm/6.10*0.59*0.59inColor: silver blackPacking list:Automatic center punch*1