You spoke and we listened!! Redesigned for pros and skilled do-it-yourselfers. Now in metal so it will not bend or break. Our patent-pending, dual-ended, interlocking tool will cut your interlocking time down drastically! No need to stop and switch tools to adjust to varying sized locs. Each end is specifically designed to allow you to make clean parts while navigating between various loc sizes, all without the need for multiple tools. Directions Thread through the root of the loc. Hook the middle of the loc, tilt tip and pull loc through. Repeat using the interlocking pattern chosen.