- Chrome vanadium shaft through-hardened to 50-53HrC
- Copper braze material gives high heat resistance for reduced tip loss
- Fits all hammer drills with 3-jaw or Jacobs chuck
- Hot isostatically pressed to extend life and resist breakage
- Patented flute geometry removes dust from the hole quicker for fast drilling and long life
- Shot-peened, double-tempered finish reduces breakage
Specifications
15.155.155
0.02lb
0.19in
1.88in
6.69in
Ferrous Metal Masonry
Irwin
POWER DRILLING & ACCESSORIES
Right Hand
Carbide
5/32 in
Double Tempered
4 in
Twist
Chrome Vanadium Steel
2
6 in
Diamond
No
5/32 in
2 in
Straight
Percussion
