Remember when you could smooth out those jagged curves, Take on edges, contours, holes, insides, outsides and whatever other sides with the WEN 20-Piece Sanding Drum Kit. Simply pop the 1/4 in. shank of your sanding drum into your preferred chuck, then get to sanding. This package includes 1-1/2 in. sanding drum with a 1/2 in. Dia (1/8 in. shank), 1.1 in. sanding drum with a 3/4 in. Dia (1/4 in. shank), 1.1 in. sanding drum with a 1 in. Dia (1/4 in. shank), 1-1-1/2 in. sanding drum with a 2 in. Dia (1/4 in. shank), two 80-grit sanding sleeves in each size, and two 120-grit sanding sleeves in each size. Just pick your size, slide the sleeve into place, and tighten the bolt that appears on the underside of each drum. Perfect for your WEN Drill Press or your WEN 20V Max Lithium Ion Power Drill. Remember when you could reach the unreachable.