Extension Tap: 1/4-28, H7, Bright/Uncoated, High Speed Steel, Thread Forming MPN:12947-010

An H7 high speed steel bright uncoated extension tap measures 1-inch in length, featuring a National Coarse (UNC) thread of 1/4-28 which makes it suitable for tapping holes with the same thread specification onto bolts, fasteners or other components that require precise fitting within their designated applications across multiple industries. Ideal for machinists and repair technicians specializing in extension pulley & nut taps, as well as those using thread forming tools for workholding securement during precision milling and drilling operations, its robust construction ensures smooth cutting performance while maintaining consistency of the desired pitch from start to finish.