Kodiak Cutting Tools QS-QVE8-N5W8 USA Made Right Hand Thread Tap, High Speed Steel, 1/2" x 28 TPI, 1/2-28 Size
1/2-28 NEF (National Extra Fine) Tap is made of premium quality high speed steel in the USA. This is a plug style taps for through holes, tapping through the work piece or into a hole with clearance behind it. High quality precision ground threads. Manufactured to Table 302/303 standards.