Irwin 1549ZR Tap 9/16 Inch -18nf Bottom

Irwin 1549ZR Features:

• Ideal for routine maintenance, repair work and for rethreading where high accuracy and tolerance thread is not critical
• Straight flutes are ground to provide rapid chip removal for efficient threading
• Designed for hand threading work in a variety of materials
• Taps produce a class 2B thread