Irwin 323000 Hammer Drill Bits, 3/8" x 13" Expanding Foam The 3/8" reduced shank fits

The 3/8" reduced shank fits all 3/8" drills while split point ensures a true start and eliminates bit walking

Included is a three-piece chisel set featuring a tapered punch

for easy drawer insertion

Installation Pattern Type: Geometric from center of the floor one by one

Irwin 323000 Hammer Drill Bits, 3/8" x 13" Expanding Foam The 3/8" reduced shank fitsHighlights: Multi Cutter Dia. XO. A Length: 3 8" x 13" Fits all SDS max rotary hammers and Hilti TE F, G and Y rotary hammers Patented flute geometry removes dust from the hole quicker for fast drilling and long life Shot peened, double tempered finish reduces breakage Copper braze material gives high heat resistance for reduced tip loss All tips made to ANSI specifications Chrome vanadium shaft through hardened to 50 53HrC WARNING: Cancer and