[Premium Quality] This automatic center punch is made of high-quality chrome-plated steel, ensuring durability and strength. The middle handle features an anti-slip knurled texture for a secure grip, allowing precise positioning for drilling. The needle is constructed from hardened steel with a sharp tip, designed for strong impact and faster marking. [Adjustable Spring Tension] This spring-loaded center punch includes an adjustable tension screw. Simply rotate the end cap to set the desired impact strength for accurate marking, punching, and staking without the need for a hammer. [Easy One-Handed Use] This center punch is easy to operate with one hand. Adjust the spring tension by twisting the top, place the tip at the desired location, then press the end until it clicks to create a precise mark. Helps prevent drill bit wandering during initial drilling. [Wide Applications] Suitable for various marking tasks such as furniture installation, machinery maintenance, and material preparation. Works effectively on steel, iron, plastic, wood, and walls. Can also be used as an emergency tool to break window glass in vehicle rescue situations. A reliable and durable tool recommended for any toolkit. Material: Metal Color: Silver Package Contents: 2 x Center Punch 2 x Needle Note: Light reflection and different displays may cause slight variations in color compared to the actual item. Measurement may vary by +/- 1-3 cm.