BIT ADAPTER 1-1/4-7f x 5/8-11m 01878

Description:

Standard core bits have the following threaded hub sizes:
1-1/2" and under *= 5/8"-11 thread
*
1-5/8" and up * = 1-250"-7 thread
*

Features:

    •   Top Thread 5/8 " Straight
Shank Male
    •   Bottom Thread Male 5/8 " - 11