Cut smoothly and efficiently through thick ice with the ION(R) Alpha Turbo(TM) Replacement Blades. The Turbo Blades feature a razor-sharp stainless steel construction that cuts through the ice without the jarring breakthrough. You'll also easily re-drill old holes without getting stuck at the bottom of the hole. Stainless steel construction Turbo(TM) blade design provides an aggressive, smooth cut Compatible with all ION(R) Alpha(TM) and ION(R) Alpha Plus(TM) models Mounting hardware included