Norseman Drill & Tool Fractional Sizes Type 230 Twist Drill Bit

Norseman Drill & Tool Fractional Sizes Type 230 Twist Drill Bit: Engineered for Automotive Precision

The Norseman Drill & Tool Fractional Sizes Type 230 Twist Drill Bit is built for high-performance drilling in automotive and industrial environments. Manufactured in the USA from high-speed steel (HSS), this rugged bit is designed to deliver superior strength, heat resistance, and precision—ideal for repetitive drilling in metals such as cast iron, alloy steel, and aluminum.

This automotive-grade drill bit features a tanged shank, specifically crafted for use in power-feed drilling machines where secure engagement is critical. The tang ensures slip-free performance under torque-heavy conditions, making it perfect for production lines, fleet maintenance, and heavy-duty repairs.

With a 135° split point, the Norseman Type 230 provides fast, accurate starts and eliminates the need for pilot holes. This design minimizes walking and improves alignment, even on curved or hardened surfaces. The fractional sizing makes it compatible with standard U.S. measurements, ensuring exact hole diameters for bolts, rivets, and fasteners used in automotive assemblies.

Key Features of the Norseman Type 230 Fractional Twist Drill Bit:

• Tanged shank for secure fit in power-feed drill motors

• 135° split point for quick, walk-free starts

• High-speed steel construction for strength and heat resistance

• Fractional sizes for standard U.S. measurement compatibility

• Ideal for drilling in steel, cast iron, and aluminum

• Made in the USA with exceptional quality standards

Whether you're in auto manufacturing, repair, or equipment maintenance, the Norseman Type 230 Fractional Size Drill Bit offers unmatched durability, precision, and reliability.

Upgrade your drill bit lineup with Norseman’s Type 230—precision tooling trusted by professionals nationwide.