Milwaukee® Thunderbolt® Secure-Grip™ jobber length drill bit, imperial, 1/4 in, 0.25 in drill, 4 in OAL, 3-3/4 in cutting depth, parabolic flute, 3-3/4 in flute length, 3/8 in shank, 3-flat shank, 135° point, split point, steel cutting edge, steel, titanium coated, applicable materials: ferrous metal, non-ferrous metal, plastic and wood.
Features
- Titanium coating reduces heat build-up for up to 3X longer life
- Extreme durability thicker web provides greater strength
- Fast, accurate drilling 135° split point tip starts on contact to prevent walking, while the parabolic flute clears chips fast
- Reduced slipping 3-flat Secure-Grip™ shank holds the bit firmly in the drill chuck
- Versatile reduced shank dia for use in 3/8 in chucks
- Corrosion resistant titanium coating keeps the bit sharp and provides added protection from heat build-up
