Titan USA TT89107 | #4-48 Thread x 0.1410" Shank x 0.5625" (9/16) Thread Length x 1.8750" (1-7/8) OAL H2 Limit 2 Flute ZrN Coated High Speed Steel Semi Bottom Spiral Flute Tap

Features:

• Optimized for relatively deep hole tapping in copper, brass, aluminum, and other soft ductile materials
• Slightly longer chamfer distributes cutting over greater number of teeth for increased production
• Can be used for plug or bottoming applications
• 52 Degree helix
• Taps are on blanks that meet ANSI specifications
• ZrN coating offers increased speed rates and prolonged tool life
• High speed steel
• CNC ground in the USA