Pipe Tap, 1 in 11 1 2 NPT, Taper, 4 Flutes ORS NASCO Cotton polyester construction is breathable and Cotton polyester construction is breathable and decreases hand fatigue Knit wrist helps prevent dirt and debris from entering the glove Clute cut provides a roomy fit and straight thumb increases comfort in closed fisted work Double palm provides additional weight physical exertion and heat stress Half the sodium and more potassium compared to other electrolyte replacement beverages No sugar and no calories Made from carbon steel in right hand configuration only These taps are especially suited for restricted area work All taps have taper of 3 4 inch per foot Marked with drill size for pilot hole