Fractional Tap, National Fine Thread, 5/8-in. X 18

Description

Irwin 5/8″ x 18 National Fine Thread Fractional Tap, made of high carbon steel, is ideal for routine maintenance, repair work, and for rethreading where high accuracy and tolerance thread is not critical. The straight flutes are ground to provide rapid chip removal for efficient threading. The tap is designed for hand threading work in a variety of materials and produces a Class 2B thread. A 37/64″ drill bit is recommended for use with this tap.

5/8 In. x 18 National Fine Thread Fractional Tap

high carbon steel for durability

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

Produces a Class 2B thread

A 37/64 In. drill bit is recommended for use with this tap