3 inch tape dispenser is here to change the traditional sealing process to a fast, easy and efficient way. Professional designed with ergonomic grip is a perfect tool for warehouse, office, and a moving company, it helps to make your packages/ boxes to their destination safe. How to load & use tape dispenser 1. Push tape roll onto the tape wheel 2. Place the tape between blades and metal gate roller 3. Cut off excessive and tighten tension knob if tape unwinds too fast.