Get your own set and quit stealing your friends and teammates tools. These are standard sized ballpoint allen wrenches and come with 13 pieces. This set comes with the following sizes: 3/8 in, 5/16 in, 1/4 in, 7/32 in, 3/16 in, 5/32 in, 9/64 in, 1/8 in, 7/64 in, 3/32 in, 5/64 in, 1/16 in, 1/20 in.