The Snap-on Tools 90 Degree Air Angle Die Grinder PTGR210 is a high-quality, rotary/circular action tool designed for precision grinding tasks. Made in the United States, this black grinder features a 1/4 inch wheel diameter, making it perfect for various woodworking and metalworking projects. With its trusted Snap-on brand and reliable performance, this angle die grinder is a valuable addition to any workshop or tool collection.