AVAILABLE SOON! 
Borka® Tools Shotgun Choke/Chamber Brush Adaptor 
 
A Shotgun Shooter's must have tool! Crafted from high-quality Chromium-Vanadium steel (CR-V), this adaptor allows you to use a shotgun threaded brush (#5/16-27 threads) in a cordless drill (1/4" Male Hex End) and get shotgun chokes clean super fast and easy! Makes getting heavy plastic and other fouling out fast with this adaptor from Borka®. 
 
Chuck the 1/4" Male Hex End into Cordless Drill End 
#5/16-27 Female Shotgun Threaded End
Makes cleaning Shotgun Chokes & Chambers fast and easy!
Use on heavy fouled shotgun chambers with one of Pro-Shot Payne Galway Chamber Brushes..  Link:  https://www.proshotproducts.com/Payne-Galloway-Style-Chamber-Brushes_c_161.html