Spiral Flute Tap: 1/2-20, UNF, 3 Flute, Bottoming, 3B Class of Fit, Vanadium High Speed Steel, Bright/Uncoated MPN:4130590

The Spiral Flute Tap is a versatile tool designed for creating and refining holes in various materials with precision and efficiency. Made from vanadium high-speed steel, this tap ensures durability and long life under extreme conditions, ideal for demanding industrial environments such as aerospace, automotive, and manufacturing industries. Its 3 flutes promote easy chip removal, reducing friction and heat buildup for smooth operation while its 1/2-20 UNF thread size ensures compatibility with common bolts, screws, and other threaded components. The Bottoming tap's design creates strong, stable threads with fewer pitches per inch perfect for creating durable, precision threads when accuracy is crucial. With a class 3B fit, this tap offers maximum alignment with the hole's edge ensuring snug fitting threads in a range of applications.