KDT9308 Features: -8 Piece SAE Combination GearWrench Set. Includes: -Includes sizes: 5/16 in., 3/8 in., 7/16 in., 1/2 in., 9/16 in., 5/8 in., 11/16 in. and 3/4 in..-Includes heavy duty plastic storage tray for tool chest storage.. Warranty: -Sets & Kits do not have warranty/ see individual pcs for details.