MJ SPLITTER Table Saw Safety Splitter and Riving Knife Alternative for Zero Clearance Insert Popular aftermarket table saw splitter for preventing kickback on table saws (for Thin Kerf Saw Blades Only) Voted Best Tool by Popular Woodworking (2004) for Table Saw Safety! Installs directly to wood or plastic Zero Clearance Inserts (Throatplates) Mini-featherboard technology keeps the workpiece against the fence and prevents burning Simple instructions and installation drill guide included