No more jagged holes. No more worn frayed line. No more lost fish. How? By drilling your holes with an Ion Cast Bottom Auger Bit with No Catch cutting system. It features the Spot OnTM centering ring with makes centering easy and help keep the blades in perfect cutting position. Plus, Straight ThroughTM blade design virtually eliminates catching at break-through, saving you from jarring stops or yanks. The bottom line is you drill better, smoother holes with no jagged ice at the bottom that can fray line and cost you a big fish.