Safety Slitter

Use this compact slitter for cutting packing tape, opening bags, or slicing through shrink wrap. It uses the ubiquitous #11 X-acto knife blades, so you can always have a new sharp edge. The tip is always covered and the gap is narrow, so it is safe to keep in your pocket.The blade slides in through a slot in the back and then drops down into a pocket. You then use a 7mm long piece of 1.75mm filament (shown in red in the photos) as a plug to hold the blade in place. To remove the blade, poke the