Fractional Tap, National Fine Thread, 7/16-In. x 20 Pipe Cement high-visibility yellow ABS case

high-visibility yellow ABS case

Galvanized steel to resist rust and corrosion

this measuring wheel was built to last on even the roughest jobsite

during dry periods

contoured paddle for fast chip removal

Fractional Tap, National Fine Thread, 7/16-In. x 20 Pipe Cement high-visibility yellow ABS case7 16" x 20, national fine 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 25 64" drill bit.