IRWIN 322089 Drill Bit 1-1/8 x 16 x 18 Speedham

Fits all SDS-plus and Hilti TE-C rotary hammersReduced area above the flute prevents the drill bit from binding while drilling-the full usable length can be utilizedChrome vanadium shaft through-hardened to 50-53HrCPatented tip and flute design removes dust more efficiently - up to 25% faster than other bitsShot-peened, double-tempered finish reduces breakageHot isostatically pressed to extend life and resist breakageCopper braze material gives high heat resistance for reduced tip lossAll tips made to ANSI specificationsSpecificationsItem #DiameterTwist LengthOverall Length3220823/4"16"18"3220857/8"16"18"3220871"16"18"3220891-1/8"16"18"