Extension Tap: 1/4-20, 3 Flutes, H3, Oxide Finish, Vanadium High Speed Steel, Spiral Point MPN:1765001

The extension tap features a 1/4-20 thread size and three flutes for efficient chip removal while drilling, delivering accurate results. Its spiral point technology ensures an easy start without splintering the material or skiving it out. Manufactured from high-speed steel with a vanadium finish, this tap provides increased durability and rust resistance. The H3 hardness rating makes it suitable for use on medium to heavy-duty materials such as cast iron, brass, aluminum, and stainless steel. With its precision-engineered specifications, the extension tap is an essential tool for professionals working in automotive repair shops, machine tool industries, aerospace engineering, or general mechanical maintenance applications where precise threads need to be created quickly.