Name: Polishing drum Frosted belt size: 1/2 inch, 3/8 inch and 1/4 inch, Drum core size: 1/2 inch, 3/8 inch and 1/4 inch Tips: wear professional goggles to protect your eyes, because there may be flying particles when the sanding drum rotates at a high speed. The sanding drum will attract faster on the metal surface, replace the sleeve in time to achieve better sanding effect. This product is not edible, keep from babies under 3 years old. Color: reddish brown Material: Alumina Package Contents: 24 x 1/2 inch sanding drum (80 grit) 24 x 3/8 inch grinding wheels (80 grit) 24 x 1/4 inch grinding wheel (80 grit) 24 x 1/2 inch sanding drum (120 grit) 24 x 3/8 inch grinding wheel (120 grains) 24 x 1/4 inch grinding wheels (120 grains) 24 x 1/2 inch sanding drum (150 grit) 24 x 3/8 inch grinding wheels (150 grit) 24 x 1/4 inch grinding wheel (150 grit) 24 x 1/2 inch sanding drum (240 grains) 24 x 3/8 inch grinding wheels (240 grit) 24 x 1/4 inch grinding wheels (240 grains) 24 x 1/2 inch sanding drum (320 grit) 24 x 3/8 inch grinding wheels (320 grit) 24 x 1/4 inch grinding wheel (320 grit) 24 x 1/2 inch sanding drum (400 grit) 24 x 3/8 inch grinding wheels (400 grit) 24 x 1/4 inch grinding wheel (400 grit) 24 x 1/2 inch sanding drum (600 grains) 24 x 3/8 inch grinding wheels (600 grit) 24 x 1/4 inch grinding wheels (600 grains) 8 x 1/2 inch drum cores 8 x 3/8-inch drum cores 8 x 1/4 inch drum cores 1 x Automatically tighten drill chuck (2.35 mm) 1 x Automatic tightening drill chuck (3.17 mm) 1 x Combination wrench Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.