Fractional Tap, National Coarse Thread, 9/16-In. x 12 Category_Driveway & Roof Coatings It features thermal-bonded black 1/8"

It features thermal-bonded black 1/8" graduations that are large and bold for easy reading

or vent pipe and fittings

Snap-Tite strainers coordinate with most popular faucet finishes and give you the flexibility to match many finishes without replacing the entire drain assembly

TOTO and others

Fractional Tap, National Coarse Thread, 9/16-In. x 12 Category_Driveway & Roof Coatings It features thermal-bonded black 1/8"9 16" x 12, national course thread, fractional tap, carbon steel, ideal for routine maintenance, repair work & for rethreading where high accuracy & 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, use 31 64" drill bit.