Gorilla Automotive 21732 Acorn With Shank Hex Socket Combo Packs (12mm x 1.50 Thread Size) 12mm x 1.50 Thread size 3/4" & 13/16" Hex key 1.50" Overall length E-t/Ultra Style with .50" shank length/.620" shank diameter Includes 12 lug nuts and 4 wheel locks