531 Piece Sanding Drum Set for Dremel Rotary Tools, with 504 Pieces Sanding Drum 24 Pieces Drum Chuck 2 Pieces Self-Tightening Chuck

Package contents: 504 sanding bands, 24 sanding drum mandrels, 2 self-tightening mandrels and 1 combination wrench, a total of 531 pieces in 1 set.

7 Grit Essential Accessory: These sanding brands contain 6 sanding grits (80, 120, 150, 240 grit, 320, 400, 600) and 3 diameters (1/2", 3/8" and 1/4"). Each grit and size has 24 sanding bands for you to use and replace.

Universal Drum Mandrels: 24 reusable drum mandrels contain 3 diameters: 1/2", 3/8" and 1/4", 8 pieces for each size.