Thread Gauge Checker. Measures the following thread sizes: 7/16", 1/2", 12mm 1.25, 12mm 1.50, 14mm 1.50, 14mm 2.00, 9/16", 12mm 1.75, 14mm 1.25.
Thread Gauge Checker. Measures the following thread sizes: 7/16", 1/2", 12mm 1.25, 12mm 1.50, 14mm 1.50, 14mm 2.00, 9/16", 12mm 1.75, 14mm 1.25.