ION Threaded Replacement Auger Blades Ice Fishing Auger Accessory - Utilize a Straight-Through blade design that virtually eliminates "catching" at breakthrough and saves you from jarring stops or yanks. These 10in, durable, easy-to-install steel blades always deliver a smooth breakthrough with no jagged ice at the bottom of your hole that can fray line. Fits all 10in ION Auger Models Designed for durability Easy to install Stainless steel construction Mounting hardware included