Thunderbolt Web, Provides Longer Life and Faster Driller Times, Parabolic Flute, Clears Chips Faster, 135DEG Split Point, Precision Start No Walking, 3-flat Secure Grip Shank, Reduces Bit Slipping in Chuck, Size: 5 / 16IN This listing is for Pack of 6 Milwaukee Thunderbolt Black Oxide jobber length drill bits are designed for extreme durability and long life. The Thunderbolt web features a thicker core than a standard drill bit to provide ultimate strength and protect against side-load breakage. A specially designed parabolic flute form clears chips fast, while the 3-Flat Secure-Grip shank holds the bit firmly in the drill chuck. The 135° split point tip delivers a precision start and prevents walking for fast, accurate holes.

Product Dimensions:

6.50 x 0.50 x 0.50 in

0.60 lbs

Shipping Dimensions:

6.70 x 0.70 x 0.70 in