Machine Screw Plug Tap and 5/8" Hexagon Dies Sizes Included: 4 - 40 NC, 6 - 32 NC, 8 - 32 NC, 10 - 24 NC, 10 - 32 NF, 12 - 24 NCFractional Plug Tap and 1" Hexagon Dies Sizes Included: 1/4" - 20 NC, 1/4" - 28 NF, 5/16" - 18 NC, 5/16" - 24 NF, 3/8" - 16 NC, 3/8" - 24 NF, 7/16" - 14 NC, 7/16" - 20 NF, 1/2" - 13 NC, 1/2" - 20 NFMetric Plug Tap and 5/8" Hexagon Dies Sizes Included: 3mm - 0.50, 4mm - 0.70, 4mm - 0.75, mm - 0.80, 5mm - 0.90, 6mm - 1.00Metric Plug Tap and 1" Hexagon Dies Sizes Included: 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 - 1.75Pipe Thread Plug Tap and 1" Hexagon Dies Sizes Included: 1/8" - 27 NPT, 1/8" - 28BSP Threading Tools Included: Adjustable Die Stock - 1" Dies, Plain Die Stock - 5/8" Hexagon Dies, Adj. Handle Tap Wrench - Taps No. 0 to 1/2", Two-in-One Tap Wrench - Taps 1/4" to 1/2", T-Handle Wrench - Taps No. 0 to 1/4", 16 Leaf Metric Thread Pitch Gauge, 18 Leaf Standard Thread Pitch Gauge, Empty Plastic Case