LISTING INCLUDES: 7 x Unified Coarse(UNC) Thread Dies (Silver): 1/4″-20, 5/16″-18, 3/8″-16, 7/16″-14, 1/2″-13, 9/16″-12, 5/8″-11 7 x Unified Fine(UNF) Thread Dies (Black): 1/4″-28, 5/16″-24, 3/8″-24, 7/16″-20, 1/2″-20, 9/16″-18, 5/8″-18 10 x Metric Thread Dies (Gold): M6x1.00, M8x1.25, M10X1.0, M10x1.25, M10x1.50, M11X1.5, M12x1.25, M12x1.5, M12x1.75, M14X1.5mm 6 x Unified Coarse(UNC) Taps: 1/4″-20, 5/16″-18, 3/8″-16, 7/16″-14, 1/2″-13, 9/16″-12 6 x Unified Fine(UNF) Taps: 1/4″-28, 5/16″-24, 3/8″-24, 7/16″-20, 1/2″-20, 9/16″-18 .