Do it Best Black Oxide Drill Bit Set (21-Piece)

The Do it Best 21-Piece Black Oxide Drill Bit Set is a general-purpose set designed for durability and precision. The black oxide coating reduces heat build-up and provides corrosion resistance, while the 135-degree tip ensures a precision start with no walking, making it perfect for fast, accurate holes. Includes (21) black oxide drill bits: (2) 1/16", 5/64", (2) 3/32", 7/64", (2) 1/8", 9/64", 5/32", 11/64", (2) 3/16", 13/64", 7/32", 15/64", 1/4", 9/32", 5/16", 11/32", and 3/8".

• Black oxide coating reduces heat build-up
• Corrosion-resistant for long-lasting use
• 135-degree tip for precise, no-walking starts
• Ideal for general-purpose drilling