66-pc set in plastic case includes the following items: Metric Plug Tap and 5/8" Hexagon Dies in sizes: 3mm - 0.50, 4mm - 0.70, 4mm - 0.75, 5mm - 0.80, 5mm - 0.90, 6mm - 1.00 Metric Plug Tap and 1" Hexagon Dies in sizes: 7mm - 1.00, 8mm - 1.00, 8mm - 1.25, 9mm - 1.00, 9mm - 1.25, 10mm - 1.25, 10mm - 1.50, 11mm - 1.50, 12mm - 1.50, 12mm - 1.75 Metric Plug Tap and 1-7/16" Hexagon Dies in sizes: 14mm - 1.50, 14mm - 2.00, 16mm - 1.50, 16mm - 2.00, 18mm - 1.50, 18mm - 2.50 Metric Plug Tap and 1-13/16" Hexagon Dies in sizes: 20mm - 2.50, 22mm - 1.50, 24mm - 2.00, 24mm - 3.00 Pipe Thread Plug Tap and 1" Hexagon Dies in sizes: 1/8" - 28 BSP Threading Tools: Adjustable Die Stock - 1" Dies, Adjustable Die Stock - 1-7/16" Hexagon Dies, Adjustable Die Stock 1-3/16" Hexagon Dies, Plain Die Stock - 5/8" Hexagon Dies, T-Handle Wrench - Taps No. 0 to 1/4", Adj. Handle Tap Wrench - Taps No. 0 to 1/2", Adj. Handle Tap Wrench - Taps No. 1/4" to 1/2", Two-in-One Tap Wrench - Taps 1/4" to 1/2", 16 Leaf Metric Thread Pitch Gauge