7/16 inch (m-) x 3 inch Tap Extension ANSI 101 series 1/4-inch Made in USA

Made in USA

600 – C Max Tap Square Accepted

318 – B Max Tap Shank Accepted

See Detailed Size chart for all dimensions

489 – C Max Tap Square Accepted

7/16 inch (m-) x 3 inch Tap Extension ANSI 101 series 1/4-inch Made in USAMade in USA. Self Locking feature requires Tap Square and Shank match max accepted dims. See Detailed Size chart for all dimensions. Metric (m) size is conversion. 0. 323 B Max Tap Shank Accepted 0. 242 C Max Tap Square Accepted Made in USA with USA sourced steel. Easily extends the reach of standard thread taps. No collet or set screws. Reusable. For all machine and hand tapping applications. Extension offers smallest OD in the industry. Metric (m)