Irwin 322022 Sds-Plus 5/16 X 4 X 6 Hammer Drill Bit

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 specifications
Diameter- 5/16″Twist Length- 4″ Overall Length- 6″