Features: * Hardened alloy steel bits * Professional sand finish * Bonus storage rail included * 1/4-inch drive sizes: T-10, T-15, T-20, T-25, T-27, T-30 * 3/8-inch drive sizes: T-40, T-45, T-47, T-50, T-55 * 1/2-inch drive sizes: T-60 What"s In The Box: * Six 1/4-inch drive Star Bit sockets - T-10, T-15, T-20, T-25, T-27, T-30 * Five 3/8-inch drive Star Bit sockets - T-40, T-45, T-47, T-50, T-55 * 1/2-inch drive T-60 Star Bit socket * Bonus storage rail