COUPLECOL Inch and Metric Size Nut and Bolt Thread Checker Set Precise 26Pcs Thread Measuring Tools Measuring Inspection Tool Universal Thread Checker Bolt Nut Screw Thread

Material: iron Overall length: about 75cm(29.53in) Weight:about 264.6g Package includes:1 set Thread GaugeColor: silver and black Feature:

1. Material: The inch and metric thread detectors are made of high hardness metal, which is durable and practical.
2. Used For: It is used to easily and accurately identify nuts and bolts by thread.
3. Design : One end of each size has a male gauge, and the other end has a female gauge.
4. Convenience: All strung together, with hanging ring, very convenient. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow slightly measuring deviation due to manual measurement.