Irwin 322047 Hammer Drill Bit, 3/4" x 8" 4thJuly Double beaded diaphragm ensures long

Double beaded diaphragm ensures long life and low maintenance

Bulb(s) Included: No

Lasts 3x longer than conventional aluminum oxide

Size grade: 1/4": 50

7" MK-100 wet cutting diamond blade

Irwin 322047 Hammer Drill Bit, 3/4" x 8" 4thJuly Double beaded diaphragm ensures longBit tip and flutes remove dust more efficiently while the reduced area above the flute prevents binding while drilling. Chrome vanadium shaft and high heat resistance for reduced tip loss; fits all SDS plus and hilti TE C rotary hammers. Highlights: Size: 3 4" x 8" Standard tip Sds plus shank 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