2 Pack Bolt Nut Thread Gauge, Standard & Metric Thread Checker, Bolt Size Identifier & Drill Bit Gauge for Hardware Identification (Set of 2)

Features

• 2-in-1 Design: This set of screw and nut gauges includes 2 plates, with red for metric specifications and black for imperial specifications, covering 28 commonly used thread specifications, eliminating the need for repeated guessing and quickly identifying the size and pitch of bolts and nuts.
• High Quality Material: Made of hard aluminum alloy, lightweight and sturdy. Laser engraved scale markings, not easily worn out after long-term use; The side of the board comes with a scale, which adds additional measurement function.
• Simple and Fast Operation: Two detection methods: bolt insertion into threaded column test, nut insertion into circular hole test. Suitable for workshop, garage, and home repair scenarios, quickly verify thread specifications.
• Widely Applicable: Including commonly used metric and imperial coarse and fine threads. Suitable for maintenance technicians, handicraft enthusiasts, DIY projects, and fastener inventory, helping you save time searching for matching screws.
• Portable Practical Tool: Flat and compact design, easy to store in toolbox, drawer or backpack. It is an essential tool for handling bolt and nut operations and is also suitable as a practical gift.