Are you having a tough time measuring gaps and slim spaces? Some situations require you to get accurate measurements without being able to use traditional measuring tools. But that’s exactly what a feeler gauge is designed to do. A feeler gauge can slide into slim, narrow, and very tight spaces to provide an accurate measurement of gaps and widths. This handheld tool allows you to determine the space between two objects, helping you get into spots that a tape measure, ruler, or caliper cannot. With a variety of different lengths of blades, all at different thicknesses, a feeler gauge is easy to use and suitable in many settings. If you’re looking to add a feeler gauge to your toolkit, check out the following top options.