Allows for fast starts and minimal walking or skating
Ideal for drilling steel, alloy steel, and plastic
The bit features a 135-degree split point
Diameter: 7/16", Over all length: 5-1/2", Flute length: 4-1/16"
Special 135 degree split point starts cutting immediately upon contact. Eliminates need for center punching. Titanium is for repetitive drilling in steel, alloy steels, wood, plastics and other tough materials.