Milwaukee Thunderbolt Secure-Grip Drill Bit Set, 15 Piece, Specifications: 3-Flat Shank, Parabolic Flute, 135 deg Split Point, Black Oxide

ITEM FEATURES:

• Extreme durability - thicker web provides greater strength and longer life
• Fast, accurate drilling - 135 deg 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 chuck
• Versatile - Reduced shank Dia for use in 3/8 in chucks
• corrosion-resistant black oxide coating provides lubricity and resists corrosion of the bit