The K-Tool International high-polish, smooth finish KTI41305 24-pc professional series combination fractional wrench set is made of heat treated chrome-vanadium steel and includes a lifetime warranty. This set includes the following wrench sizes:1/4”, 5/16”, 11/32”, 3/8”, 7/16”, 1/2”, 9/16”, 5/8”, 11/16”, 3/4”, 13/16”, 7/8”, 15/16”, 1”, 1-1/16”, 1-1/8”, 1-3/16”, 1-1/4”, 1-5/16”, 1-3/8”, 1-7/16”, 1-1/2”, 1-9/16” and 1-5/8”. This set come in a heavy duty pocketed roll pouch with two Velcro bands for closure.