Burkit 7/8"-18 UN Thread Tap Left Hand, HSS 7/8 x 18 UN Straight Fluted Machine Tap

Cutting Diameter: 7/8 Inch, TPI: 18 Teeth per Inch, Cutting Direction: Left Hand, Accuracy Class: 2B., Material: Manufactured by high-temperature quenching of 6542 high-speed steel (M2), with higher toughness and wear resistance., Technology: Straight fluted design, fast chip removal, and no blocking make your threads machining faster and easier., Applications: Widely used in cast iron, copper, brass, abrasive steel, A3 steel, and other metal materials to process threads., Package Include: 1pc 7/8"-18 UN Left Hand Tap.