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3″ Boring Head Attachment


Heavy duty!
Take heavier cuts…Interrupted cuts no problem!
Bore range increases by reversing head
Comes with one TPGB-321 insert. Will accept any similar inserts.
Comes with one standard 4-40 Torx screw.
Fits 3″ boring head with .750 holes on .937 centers.
Be sure to check this dimension before ordering!
Made in the USA ….. Patent Protected!
Please look at my other items for sale!

  • Return & Refund Policy

    Returns of unused items accepted within 30 days.

    Customer pays return shipping.

    Contact for RMA

  • Shipping Info

    Flat rate shipping rates:

    U.S. $7.00 
    Canada $12.00 
    Other international rates on request.