The Milwaukee Thunderbolt Black Oxide Drill Bit Set delivers precision and durability for drilling in wood, metal, and plastic. The 135-degree split point starts on contact with no walking, while the parabolic flute design clears chips faster for cleaner holes and longer bit life.

• 135-degree split point for precision starts with no walking
• Parabolic flute clears chips faster for cleaner holes
• 3-flat Secure-Grip shank reduces bit slipping in the chuck
• 3/8" reduced shanks on sizes above 3/8"
• Black oxide coating for extended tool life
• 15 bits in a durable plastic case
• For drilling in wood, metal, and plastic