Quality Materials: The automatic center punch is made of high-quality high-speed steel, with strong impact resistance, wear resistance, rust resistance, high strength and durability. Unique Design: There is a deep knurled handle on the surface of the automatic center punch, which is convenient for one-handed operation and better control. Easy to Use: No need to match tools such as hammers, easy to use. Align the tip of the pen with the center of the object, press against the handle of the handle, and use the principle of force and reaction force to instantly mark a hole or break the target. Easy to Drill: Use an automatic center punch tool. The mechanism actually works and forms a firm grip on wood, metal, steel, aluminum, brass, copper and other materials. Make it easier for you not to slip in a narrow space. Multiple Use: In addition to wood and metal, the automatic center punch can also break car glass. Just use it in the corner of the window, it will break and fall, or be pushed and escape. Quantity delivered: 2 pieces Product color: gold + silver Product size: 132 cm Good quality product