Used and working as they should. You get stuck number FVU 12 which is 3/8 inch. FVU 14 which is 7/16 inch. FVU 16 which is half inch. FVU 18 which is 916 inch. FVU 20 which is 5/8 inch. FVU 22 which is 11/16 inch. FVU 24 which is three-quarter inch. FVU 28 which is 78 inch. Lastly, get universal joint FV8. All of these have very light use.