McJTools

[fraserdw]

So I bought a bunch of these on an online close out. What do they fit on?

 

[Joejinx]

Looks like their primer pocket cleaner

 

[fraserdw]

Looks like their primer pocket cleaner

It is but I am concerned what attached to the threaded end. I am new to this advanced reloading stuff.

 

[evansd]

They usually fit a screwdriver handle for the lack of the right term here is a link to a picture of a RCBS kit

htps://www.rcbs.com/case-prep/accessories/primer-pocket-brush-combo/16-9575.html

 

[fraserdw]

Merci y'all.

 

[yomomma]

If you get the right stand off...you can use it with an electric screw driver or drill

 

[bearhunter]

Looks like their primer pocket cleaner

I would say they look more like primer pocket swagers, used to iron out the primer crimp on milsurp cases.