National Coarse - High Speed Steel - In Plastic CaseSizes: 1/4-20, 5/16-18, 3/8-16, 7/16-14, 1/2-13, 5/8-11, 3/4-10 Plug Taps, 1-1/2" O.D. Solid Round Dies, 1/4-3/4 Straight Handle Tap Wrench, 1/4-1/2 T-Handle Tap Wrench, Die Stock, Screwdriver, Screw Pitch Gage