Heavy duty rigid case with 153 pieces and 3 drawers.Metallic case composition aviation mechanics foam set.Drawers open 100%.Drawer blocking system for greater safety.Reinforced aluminium cover.Contents: FF3A05, FF3A06, FF3A07 & FF3A08 foams.Consists of sockets, wrenches, screwdrivers, pliers, punches, 1/4", 3/8" sizes.Suitable for all large airplanes