Nut and Bolt Thread Checker Aluminium Alloy Accurate Metric Screw Bolt Size and Thread

Efficient Identification: This screw bolt size and thread is designed to quickly identify 18 different metric and inch nut and bolt sizes, optimizing efficiency
Accurate Length Measurement: This bolt and nut identifier is equipped with side rulers to accurately measure the length of screws, nuts, and tools, providing accurate results and streamlining workflow
Excellent Aluminum Alloy Material: This metric bolt and nut is made of excellent aluminum alloy material, which is sturdy and durable, and allows for thread machining to ensure long term durability under various working conditions
Easy To Carry: This bolt size and thread identifier is small in size, light in weight, and features drilled holes and non slip pads for easy wall mounting or bench placement
Wide Application: This nut and bolt thread checker has a wide range of applications and can be used in mechanical engineering, automotive manufacturing, aerospace, construction engineering, etc