Alright mechanics and machinists, listen up! This Steelex M1082 Woodruff Keyseat Set is that 9-piece collection of HSS cutters you've been wanting for all those keyway jobs. We're talking serious quality here - high-speed steel construction with 1/2-inch shanks that fit standard equipment. The set includes all these sizes: 3/16-inch by 1-inch, 1/4-inch by 3/4-inch, 3/16-inch by 3/4-inch, 1/8-inch by 3/4-inch, 5/32-inch by 5/8-inch, 3/32-inch by 5/8-inch, 1/16-inch by 1/2-inch, 1/8-inch by 1/2-inch, and 1/8-inch by 3/8-inch cutters. They come neatly organized in a wooden tray that keeps everything sorted and protected - no more digging through messy drawers for the right size. Whether you're working on machinery, automotive projects, or industrial equipment, having the right keyseat cutter makes all the difference. These are perfect for maintenance shops, manufacturing facilities, or serious DIYers who work with shafts and pulleys regularly. The HSS material means they stay sharp through tough jobs and handle various materials without chipping or wearing down too quickly.