Irwin 324026 Hammer Drill Bit Clearance 4 AA batteries are included

4 AA batteries are included

Standard socket set

The outside cover is 6" by 6"

or breathe out of underlying substrate

Designed to be easy to use

Irwin 324026 Hammer Drill Bit Clearance 4 AA batteries are includedMasonry drill Bit is a fast and durable bit for the professional user. The bit features a Chrome Vanadium spring Steel shaft that is through hardened for superior durability. The shot peened, double tempered finish reduces breakage. The bit also features a tip with a copper brazed material that gives high heat resistance and reduced tip loss. The spline shank fits all spline rotary hammers. The two cutter Tip privides faster drilling and dust removal.