Irwin Tools 322053 SDS-Plus Standard Tip Drill Bit, 7/8 x 18''

The Irwin Tools 322053 SDS-plus drill bit has a standard tip, is 7/8" in diameter, has a 16" twist length and an 18" overall length. Drill bit fits all SDS-plus and Hilti TE-C rotary hammers. Features include a reduced area above the flute which prevents binding and a tip and flute design that removes dust more efficiently. To give strength and heat resistance the drill bit has a chrome vanadium shaft, a shot-peened double tempered finish, copper brazing and is hot isostatically pressed.