
Premium High-Speed Steel Hex Shank Twist Drill Bit Set. Hardened HSS Construction: Features a hardened high-speed steel body for enhanced durability and safety. Precision 135-Degree Point: Split point design ensures quick start and precise drilling performance. Secure Hex Shank Lock: Recessed snap-in ring securely locks drills into the chuck to prevent slipping. Right-Hand Two-Flute Design: Standard two-flute design optimized for efficient right-hand cutting. Metric Size Availability: Available in DIN Standard metric sizes from 1.0mm to 13.0mm. Inch Size Options: Includes ANSI fractional, letter, and wire gage sizes for versatile use. Customizable Finish: Black oxide or bright finish options available upon request. Cobalt Steel Option: HSS cobalt high-speed steel material available upon request.