Little tool, big results. This easy to use 16 in. combination square gives you the accuracy and precision you need for every job. Its stainless steel blade has English graduations of 1/8 in. and 1/16 in. as well as metric graduations that are permanently stamped, so you’ll never need to worry about them fading or wearing. It was also designed with maximum accuracy in mind with its Auto-Lock™ blade assembly that makes it easier to accurately line up your tool for use.