The Snap-on PTGR100 Mini Straighten Die Grinder is a high-quality 1/4" tool designed for automotive use. Made in the United States, this single item air grinder is tested and working, making it a reliable option for your workshop. With a collet size of 1/4in, this grinder is ideal for precise and efficient straightening tasks. Additionally, it comes with an air hose fitting and has a California Prop 65 warning for safety. Although it does not come with a warranty, you can trust in the Snap-on brand for durability and performance.