ITEM NAME:1 Pcs Automatic Center Punch Spring Loaded Drilling Tool Determine Drilling Descriptio n Description: 100% new, High Quality Use the built-in spring to generate punch Punching. The use of serrated handle is simple and accurate, avoid slipping. Specifications: Color: Black Material: High Speed Steel Outside Diameter: 13mm Size: 131mm Hardness: hrc58Â °~65 Package Included: Automatic Center punch *1 Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! 1 Pcs Automatic Center Punch Spring Loaded Drilling Tool Determine Drilling.Use the built-in spring to generate punch Punching. We'd like to settle any problem in a friendly manner. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.