The #4 DRILL BLANK HS is a high-speed steel drill blank designed for custom drilling applications. With a diameter of 0.2090 inches, this drill blank is perfect for creating specific drill sizes or for use in jigs and fixtures. Made from high-speed steel, it offers excellent wear resistance and durability, making it suitable for both metal and wood drilling tasks. The blank can be easily ground to the desired point and shank configuration, providing versatility for various drilling needs. Ideal for machinists and DIY enthusiasts alike.