Titan USA TT90525NS | 1/2"-20 Thread x 0.3670" Shank x 1.6563" LOC x 3.3750" (3-3/8) OAL 4 Flute Nitride & Steam Oxide Coated high speed steel Bottom Straight Flute Tap

Optimized for all types of gray, ductile, and malleable cast iron ferrous materials, this Titan USA offering of high speed steel hand taps are Nitride & Steam Oxide finished for increased tool life and lubrication in cast iron.

Features:

• Optimized for all types of gray, ductile, and malleable cast iron ferrous materials.
• Taps are on blanks that meet ANSI specifications
• Nitride & Steam Oxide finish provides increased surface hardness and acts as a lubricant and also retains liquid lubricant at cutting edge, preventing chip welding and reducing friction
• high speed steel
• CNC ground in the USA