Features: *Made from high-carbon steel, sturdy and high hardness, automatic center punch is a tool with a conical point, which is used making an indentation in an object; *This punch has a mechanism that automatically strikes a blow when downward pressure is applied; No hammer is required. *Actually works and makes a solid mark in wood, metal, steel, aluminum, brass, copper and more. *With textured handle, ergonomic and non slip, comfortable to grip, easy to control. Specifications: *Product Name: Automatic Center Punch *Material: High carbon steel *Color: Black, Silver *Length: (Approx. ) 130mm *Width: 12mm *Pin Diameter: 4mm *Suitable for: Mark on wood, metal, steel, aluminum, brass, copper, etc. *Quantity: 2Pc Package Included: 2 × Automatic Center Punch Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data. 【Utility and value】If a product is useful to you, it has value when we sell it. 【 Shopping cart 】 Buy multiple pieces at a time, the more affordable the price. 【 Good quality】Made of high-quality material, ensuring durability and practicality in usage. 【 After-sales service 】 Provide 48-hour after-sales service to quickly answer your questions.