1/2" (m12.5) x 8" Tap Extension 101 series

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  • Regular price $91.00
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Tap Size 1/2"
Extension Length OAL 8.00"
Maximum Extension Diameter 0.500
Maximum Tap Shank Accepted 0.367
Maximum Tap Square Accepted 0.275
Length of Small Shank of Extension 2.125
Diameter of Small Shank of Extension 0.367
Square Shank of Extension 0.275

Tap Extension Diagram

Made 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.

0.367 – B Max Tap Shank Accepted

0.275 – C Max Tap Square Accepted

Easily extends the reach of thread taps.  No collet or set screws. Reusable.  For all machine and hand tapping applications.  Extension offers smallest OD in the industry.  
Metric (m) size is conversion.  Verify the Tap mfg specs or measure Tap square and shank to assure Tap will seat with extension. 

Only the custom drift included can dislodge the Tap from the extension.