Irwin Tools Speedhammer Plus™ 2-Cutter drill bit with SDS-Plus shank, is ideal for all SDS-Plus and Hilti TE-C rotary hammers. It has 4-Inch twist flute with standard point to drill and remove drilled out material. It measures 6-Inch x 3/16-Inch Dia. This drill bit features carbide tip. The patented tip and flute design of this drill bit removes dust efficiently. Drill bit meets ANSI standards.