IRWIN's 1/4 in. x 6 in. Two-Flute Masonry Rotary Hammer Drill Bit offers extended reach for deep drilling applications. It is compatible with most rotary hammer drills, making it a versatile addition to your tool kit. The 1/4-inch diameter is ideal for
- Fits all hammer drills with 3-jaw or Jacobs chuck
- 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
- Chrome vanadium shaft through-hardened to 50-53HrC