Irwin Rotary Percussion - Straight Shank 1/4" X 8" X 12" Masonry Tools Reduced area above the flute

Reduced area above the flute prevents the drill bit from binding while drilling-the full usable length can be utilized

For repetitive tacking and light nailing jobs where speed is important

threading compound

Fits waist sizes: 29″–49″

Notch Dimensions: Width(X) by Depth(Y) by Space Between Notches(Z)

Irwin Rotary Percussion - Straight Shank 1/4" X 8" X 12" Masonry Tools Reduced area above the fluteRotary Percussion Straight Shank Features: Fits all hammer drills with 3 jaw or Jacobs chuck Chrome vanadium shaft through hardened to 50 53HrC Patented flute geometry removes dust from the hole quicker for fast drilling and long life Up to 150% faster than other competitive bits Shot peened, double tempered finish reduces breakage Hot isostatically pressed to extend life and resist breakage Copper braze material gives high heat resistance for reduced