Features: 1.Easy to operate?the bottom of the staple gun is equipped with a quick?release spring?loaded box for quick and easy binding staple 2.Come with an ergonomically designed hand slot, designed to minimize the pain of the hand when it takes time to stitch 3.Easy to store, when not in use, please use the handle lock to fix the stapler so that the product can be easily stored in drawers, storage boxes, tool bags, etc. 4.Staple gun possess strong structure, easy and stable binding, which have high working efficiency 5.Safe handle buckle is safe to use and retract, both heavy?duty needles and nail gun special needles can be used specification:Name: Staple Gun Material: Iron Strong structure, easy and stable binding, safe handle buckle is safe to use and retract, heavy needle and nail Gun special needle can be used Size: Approx. 15 x 8 x 2cm / 5.9 x 3.1 x 0.8in Steps: 1. First pull out the middle spring from the back 2. Put the staple into the nail Gun along the middle branch slot 3. Flip down to lock the middle support spring 4. Press the handle at the binding position 5. The binding effect is shown in the figure 6. Regularly refuel the nail Gun shrapnel PackageList: 1 x Staple Gun(with spring) 1 Box of Staple(about 1000pcs)