Expert Quality, manufactured from carbon steel. Taps and dies suitable for cleaning and cutting threads on mild steel and aluminium. Supplied complete in a two tone 1/4 drawer EVA insert tray made from closed cell foam, suitable to be used in Draper and Draper Expert tool chests and other manufacturers similar tool chests.Dimensions: 138 x 270 x 40mmContents:7 metric dies size: 3 x 0.5, 4 x 0.7, 5 x 0.8, 6 x 1.0, 8 x 1.25, 10 x 1.5 and 12 x 1.75 - 1" O/D2 BSP dies size: 1/8" and 1/4" BSP2 BSP taps size: 1/8" and 1/4" BSP7 metric plug taps (bottoming): sizes as diestap wrench-American pattern 1/2" capacitydie holder 1" O/D with guidescrewpitch gaugescrewdriver