So if you're into woodworking, you probably know that Whiteside makes some of the best router bits out there - they've been in business for over 30 years and are family-owned in the USA. These brass setup gauges are seriously precision tools for getting your router heights exactly right. The set includes five gauges in the most common sizes: 1/8, 3/16, 1/4, 3/8, and 1/2 inches. Each gauge is 4 inches long, made from solid brass that won't mar your workpiece surfaces. They're essential for setting consistent cutting depths, aligning router tables, or checking clearances. The brass construction means they're durable but won't damage your expensive router bits or workpieces. Whiteside has this reputation for quality that woodworking magazines consistently confirm - they often win comparisons against other brands. The company started in a basement back in 1970 and has grown because of their commitment to solving customer problems and innovative designs. These gauges reflect that same attention to detail and quality. Whether you're a professional woodworker or a serious hobbyist, having precise setup tools like these can make a huge difference in your finished projects. They're simple tools, but when you need accurate measurements for router work, nothing beats having the right gauges for the job.