.1850" #13 Drill Diameter X .866" Flute Length (3Xd) Carbide Hp Drill For Hardened Steels, 2 Flutes, Altin Nano Coated. Optimized For Drilling Hardened Tool, Die, And Mold Steels 46Rc To 68Rc With Outstanding Performance In High Temperature Alloys And Difficult-To-Machine Steels, This Offering Of High Performance Miniature Drills Are Available For 3X, 5X, 8X, 10X, And 12X Hole Depths.

• Miniature High Performance Drills - Hardened Steels
• 140° point angle
• Specialized flute shape for improved chip evacuation and maximum rigidity
• Double margin design for exceptional hole accuracy and finish
• Latest generation AlTiN Nano coating offers superior hardness and heat resistance
• h6 shank tolerance for high precision tool holders
• Select carbide grade for improved tool life
• CNC ground in the USA   

This item is part of our complete offering of Harvey Tool Specialty Carbide Cutting Tools, trusted for precision CNC machining, miniature tooling, and hard-to-find specialty profiles. Explore our full selection of Harvey Tool Miniature End Mills for high-performance milling, or search all sizes and styles of Harvey Tool Carbide End Mills, including miniature and specialty geometries. Browse Harvey Tool Hole Making Tools for drilling and finishing applications, Harvey Tool Threading Tools for taps and thread mills, and Harvey Tool Specialty Cutting Tools for complex part geometries and unique machining solutions. Known for their industry-leading selection of miniature and specialty carbide tools, Harvey Tool delivers exceptional accuracy, surface finish, and extended tool life across a wide range of materials. Visit our main Harvey Tool Cutting Tools page to compare sizes, coatings, geometries, and performance options to find the right tool for your application.