Nut and Bolt Thread Checker (Complete SAE/Inch and Metric Set) (Packs);

Metric: The individual gauges rotate freely on the wire cable for fast verification. Includes: (21) Sizes: 3mm x 0.5, 4mm x 0.1, 5mm x 0.8, 6mm x 1.0, 7mm x 1.0, 8mm x 1.0, 8mm x 1.25, 10mm x 1.0, 10mm x 1.25, 10mm x 1.5, 12mm x 1.25, 12mm x 1.5, 12mm x 1.75, 14mm x 1.5, 14mm x 2.0, 16mm x 1.5, 16mm x 2.0, 20mm x 2.0, 20mm x 2.5, 24mm x 2.0 & 24mm x 3.0.
SAE/Inch: The individual gauges rotate freely on the wire cable for fast verification. Includes : 6-32, 6-40, 8-32, 10-24, 10-32, ?-20, ?-28, 5/16-18, 5/16-24, 3/8-16, 3/8-24, 7/16-14, 7/16-20, ?-13, ?-20, 9/16-12, 9/16-18, 5/8-11, 5/8-18, ?-10, ?-16, 1-8, 1-12 Made in USA!