Discover The Groz Toolkit 64Pc Universal Value Series – Your Go-To Solution for Reliable Performance in Workshops and Homes. 64 Pieces Tool Assortment In Metric Sizes For Use In Automotive Workshops And Service Stations Tool Box Manufactured From Heavy Gauge Steel Sheet Rugged Construction To Withstand Repeated Use In Tough Conditions Contents Of Trays: Tray 1 19 Pieces 1/2 Inch Bi-Hex Sockets: 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24, 26, 27, 28, 30, 32Mm 10 Pieces Hexagonal Keys: 1.5, 2, 2.5, 3, 4, 5, 5.