PROFESSIONAL GRADE COMPLETE KIT: Contains all the necessary elements to remove the pins from your strap and adjust its size with ease! Easy to use: no need to call a watchmaker to adjust your watch straps. Compatible with most watch straps (maximum width: 30mm). The 4 interchangeable pin punches allow you to use this product on bracelets of different thicknesses. Adjustable pin punch tool Compatible with Watches/Clocks + 4 pin punches of different sizes The ultimate tool for winding up your watch strap! Durable: Heavy duty, all metal watch band detacher. Suitable for different sizes. Small size, big function Fit bands up to 30mm in wide. Easy to use. Save your time and money. STEP 1 Adjust the base wheel to put upgraded our watch band on the bottom of the MMOBIEL tool. STEP 2 Lay the watch band on the base and make sure the watch pins and withdrawal pin are parallel to each other. Then slowly turn the wheel to push the needle into the bracelet pin. Make sure the pin is pushed to the correct side! Scope of delivery: 1 set Note: The data is manual measurement, please allow 1-163cm error, due to the light and screen differences, there will be a certain color difference, the specific received in kind prevail.