ABS Plastic Nut Bolt Thread Screw Gauge Checker 

Application: Hardware

Customized support: OEM

Use: Measurement

Material: ABS Plastic 

Color: Customized Color

Features: Precise measurement,rust-resistant and wear-resistant

Nut Bolt And Screw Measuring Gauge this easy to read gauge is made from tough ABS plastic and provides a quick and easy way to measure the size of nut  bolts and screws  It is suitable for use on both metric and imperial fixings and can also be used to determine whether a nut is UNC or UNF taking the trial and error away from selecting the correct replacement size