a 3/16 and a 1/4 pin punch.
a bench block
a small brass hammer
a brass punch for drifting sights
a small set of screw drivers
a small set of allen wrenchs
a hard plastic faced hammer
a cleaning kit
a 3 peice cleaning rod to knock cases out of the AR when they get stuck
3 and 4 pronged sight tools for the AR
a small cleaning kit...at least a bore snake
a can of lube...Remoil or some equivalent
a 1/4 " dia brass rod about 10 -12 inches long
small gun parts are not included in this basic kit.
The above can be placed in a small compartmented clear plastic tackel box that can be purchased at Walmart for cheap and placed in you gear bag when you go to the range.
I bring this to the CHL classes that are taught at our private range. You can not imagine how many gun malfunctions have been fixed with that kit in the last 15 years.