Comprehensive Set: This package includes 3 plastic feeler gauge, featuring a 20-in-1 model design. Each gauge measures thicknesses from 0.05mm to 2mm, catering to a wide range of measurement needs in fields. Dual Measurement System: Equipped with both metric and imperial readings, this plastic feeler gauge ensures accurate and professional measurements. The dual reading system enhances usability for diverse engineering and design applications. Versatile Tool for Professionals: Primarily designed for measuring widths, this tool is indispensable for designers, engineers, and mechanics. Its plastic composition offers durability and resistance against solvents and oils. Ideal for Technical Tasks: Whether adjusting mechanical engineering components or checking production tolerances, this feeler gauge is an essential tool. Its design and easy-to-read markings a must-have for technical . Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:plastic Package Contents: 3 x Plastic Feeler Gauge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.