SDS-PLUS shank allows drilling in wood without switching to a drill or a special chuck adapter. For use with Rotary Hammers that accept SDS-PLUS shank bits. Specially designed shorter shank helps prevent damage from use in "Hammering with Rotation" mode. Brad point design provides clean, straight holes in wood. 1/4" x 5-1/8" SDS-PLUS Drill Bit, Wood.