Great USA Made rethreading set perfect for many jobs!All Our Tools MADE IN USA! CONTENTS: 22 Rethreader Taps, 24 Rethreader Dies and 2 Thread Files with vinyl grips; Total: 48 Pieces.Rethreader Taps:- National Coarse: 1/4″-20, 5/16″-18, 3/8″-16, 7/16″-14, 1/2″-13, 9/16″-12, 5/8″-11- National Fine: 1/4″-28, 5/16″-24, 3/8″-24, 7/16″-20, 1/2″-20, 9/16″-18 5/8″-18- Metric: 6×1.00, 8×1.25, 10×1.00, 10×1.25, 10×1.50, 11×1.50, 12×1.25, 12×1.50, 12×1.75, 14×1.5Rethreader Dies:- National Coarse: 1/4-20, 5/16-18, 3/8-16, 7/16-14, 1/2-13, 9/16-12, 5/8-11.- National Fine: 1/4-28, 5/16-24, 3/8-24, 7/16-20, 1/2-20, 9/16-18, 5/8-18.- Metric: 6×1.00, 8×1.25, 10×1.00, 10×1.25, 10×1.50, 11×1.5, 12×1.25, 12×1.50, 12×1.75, 14×1.5Thread Files:- US Thread Pitch: 11, 12, 13, 14, 16, 18, 20, 24.- Metric Thread Pitch: .75, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00.Includes Case