Description BLACK CAPS 5/16″ SOCKET HEAD PLUG BOLT COVER BLACK BOLT CAPS CUSTOM CERAMIC COATED STEEL END PLUGS FOR ALLEN-HEAD BOLTS •Made of steel, these won’t fall out or come loose like plastic or aluminum with O-rings •Fit tightly and add that special finishing touch to the top of an Allen bolt •10-pack is display packaged with a poly bag for individual sale •Made in the U.S.A. NOTE: Sizes given are the thread size of the bolt – not the Allen wrench area. Fits an approximate 7 mm hole size  COLOR Natural FINISH MATTE BLACK MADE IN THE U.S.A. Yes MATERIAL Steel PACKAGING 10-Pack SIZE 5/16 ” SPECIFIC APPLICATION No STYLE Custom Replacement TYPE End Plug Fits an approximate 7 mm hole size    BLACK CAPS 5/16″ SOCKET HEAD PLUG BOLT COVER