Package includes - comes with 360 pieces sanding belts and 24 pieces sanding drum mandrel, totally 384 pieces drum sander set Essential 6 grits accessory - These rotary sanding brands contain 6 sanding grits (80 grit, 120 grit, 240 grit, 320 grit, 400 grit, 600 grit) and 3 diameters (1/2, 3/8 and 1/4) ) Each grit and size has 20 sanding bands for your use Universal Drum Mandrels - Reusable 24 pcs shank sanding drums are divided into 3 diameters (1/2, 3 /8 34; and 1/4 34;), each of 8 pieces Easy installation - make sure the drum was screwed on tightly, the drum chucks with self rubber cushion -stretchable, making the sanding bands close to the manderl firmly and achieving a better finish; Note: Please wear professional goggles to protect your eyes, because there may be some grit flying when the sanding drum rotates at high speed Wide compatibility - set of drum sanders from most popular standard and common size for smoothing surfaces and curved edges, polishing soft and hard materials, such as home improvement, artwork, woodwork and more Finishing work Specifications Abrasive belt size: 1/2 inch, 3/8 inch and 1/4 inch Drum chuck size: 1/2 inch, 3/8 inch and 1/4 inch Sanding belts material: aluminum oxide Package includes sanding belts 20 * 1/2 inch sanding strips (80 grit) 20 * 3/8 inch sanding strips (80 grit) 20 * 1/4 inch sanding strips (80 grit) 80) 20*1/2 inch sanding strips(120 grit) 20*3/8 inch sanding strips(gr in 120) 20 * 1/4 inch sanding strips (120 grit) 20 * 1/2 inch sanding strips (240 grit) 20*3/8 inch sanding strips(240 grit) 20*1/4 inch sanding strips(240 grit) 20*1/2 inch sanding strips( 320 grit) 20 * 3/8 inch sanding strips (320 grit) 20 * 1/4 inch sanding strips (320 grit) 20*1/2 inch sanding strips(400 grit) 20*3/8 inch sanding strips(400 grit) 20*1/4 inch sanding strips ( 400 grit) 20 * 1/2 inch sanding strips (600 grit) 20 * 3/8 inch sanding strips (600 grit) 20*1/4 inch sanding bands(600 grit) 8*1/2 inch drum chucks 8*3/8 inch drum chucks 8*1/4 inch drum chucks Note Please wear professional goggles to protect your eyes, because there are maybe has grease grains when the pon drum sanding drum rotates at high speed. The sanding drum will be worn out on the metal surface faster, please replace the sleeves soon, in order to achieve the best sanding effect. These products are inedible and please keep them away from babies under 3 years old. Welcome to meet