Wolf Tooth 8-Bit Chainbreaker Multitool. The new 8-Bit System is a group of multi-tools designed to work together to solve most trailside fixes. They are lightweight strong versatile and small enough to fit in a jersey pocket or riding tool wrap. Three multi-tools begin the 8-Bit System: 8-Bit Chainbreaker Utility Knife Multi-Tool 8-Bit Tire Lever Rim Dent Remover Multi-Tool and 8-Bit Pack Pliers. A total of 22 functions between the three tools will keep you rolling to the next town or trailhead.