Transform your drill or drill press into a mini spindle sander quickly with this extra-long sanding drum set. Each drum is mounted on a 1/4-inch shank, making it an ideal drill sanding attachment for woodworking projects. Perfect for use as a spindle drum sander for drills or drill press Perfect for smoothing rough edges, contours, and curves in your woodworking projects, this sanding drum drill attachment is barrel-shaped and great for round profile sanding tasks. Ideal for sanding contours and convex and other circular-shaped profiles on a variety of wood surfaces. This 2" long drum sanding kit makes it easy to sand and smooth the inside surfaces of drilled holes - up to 2 inches deep. The spindle sanding drums offer precision sanding on a small budget, a versatile tool with a 1/4" shank that fits both electric and cordless drills, as well as drill presses. Whichever tools you already own. Remove and clean up saw marks from the jigsaw, bandsaw, or hole saw cuts or any other round profiled cuts with this drum sander drill attachment. It's great for smoothing curved edges when using a sanding drum with your drill press or die grinder Includes 4x Rubber drums in 1/2 in, 3/4 in, 1 in, and 1-1/2 inches diameter, with 24x Sanding sleeves in 60, 80, 120 and 240 grit This complete sanding drum kit is compatible with drills, drill presses, and die grinders, making it an essential addition to your sanding tools for woodworking.