SDS-plus Standard Tip Drill Bits, 7 1/2 in, 1/4 in Dia.

Features: Fits all SDS-plus and Hilti TE-C rotary hammers | Reduced area above the flute prevents the drill bit from binding while drilling--the full usable length can be utilized | Chrome vanadium shaft through-hardened to 50-53HrC | Patented tip and flute design removes dust more efficiently | Shot-peened, double-tempered finish reduces breakage | Copper braze material gives high heat resistance for reduced tip loss