Gorilla Automotive 21733 Acorn with Shank Hex Socket Combo Packs (12mm x 1.50 Thread Size) 12mm x 1.50 Thread size 3/4" & 13/16" Dual hex key 1.50" Overall length E-T/Ultra Style with .50" shank length/.620" shank diameter Set of 16 lug nuts and 4 wheel locks