9/16"x12 NC Tap

9/16" x 12 National Coarse Thread Fractional Tap is ideal for routine maintenance, repair work, and for rethreading where high accuracy and tolerance thread is not critical. It has straight flutes that are ground to provide rapid chip removal for efficient threading. It is designed for hand threading work in a variety of materials. Taps produce a Class 2B thread. Use 31/64" drill bit.