Medium fits wrench sizes 15mm through 22mm - 5/8 through 7/8
Large fits wrench sizes 22mm through 32mm - 7/8 through 1 and 3/16
Medium fits wrench sizes 15mm through 22mm - 5/8 through 7/8
Large fits wrench sizes 22mm through 32mm - 7/8 through 1 and 3/16
