Perfect Solution When a Thread Tap Needs Added Reach!


The UNIQUE EXTENSION Solution When your Thread Tap is too short!

Tap Associates Inc. – a USA-based tool manufacturer with a 50-year history, is the maker of the widely-used Self-Locking Tap Extensions.  

Known for their ease of use and re-useable slim design, our extensions have offered machinist worldwide a great tool for close-quarter, longer-reach tapping applications.  We offer a range of tap sizes and EXTENSION lengths that range from 2 to 12 inches for ANSI (*metric) or NPT Pipe Taps.

Our self-locking feature requires the Tap Square and Shank dimensions match with the  ANSI or NPT for max accepted columns shown in our size charts.

Extension Diagram


Our products are always in stock, and always ship promptly.  Find your favorite Tool Supply Distributor-Reseller on our (Authorized Roster), Online Options


Find us in the IMD Industrial Machine Digest 2025 Buyers Guide

 

                                                                                                                                                              

Our product video below is a quick demonstration for "How to Seat the Tap" with our Extension.  One-Step product tips.

Size Tip: Our self-locking feature requires the Tap Square and Shank dims match ANSI or NPT size chart for Tap Max accept dimensions.