NEW APEX EX  Adapter Bit Extension # 620-3-5/8,  7/16" Hex x 5/8" Square x 3" New old stock. 

If you do not like our asking price, make a “best offer” for us to consider!  

We will also include the million dollar bill pictured.

Shipping costs, with tracking, for this listing will be $4.95 within the U.S.A.

Thank you! (010522-04)(HD-D1)