Please note, this item ships from an international seller. Expected delivery is 10-15 days. Product Features: These rotary sanding brands contain 3 diameters (1/2", 3/8" & 1/4"). Essential accessory: 120 grit sanding bands use for smoothing surface and curved edges, polishing both soft and hard materials, like home improvement, artwork and woodworks. Easy to install: Drum mandrels with self-expanding rubber cushion, making the sanding bands close to the mandrel firmly and achieving better finishing. Compatibility: Commonest and standard size drum sander set which are widely applied in nut-carving, wood, metal, plastic, jade, circuit board and other DIY finishing and working. Note: Please wear professional protective shade to protect your eyes, because maybe there are flying grits when the sanding drum turning at high speed. The sanding drum will be attrite faster on metal surface, please replace sleeves timely in order to achieving the better sanding effect. This product is inedible, and please keep them away from babies under 3 years old. Product Specification: Type Drum Sanding Kit Sanding bands size 1/2'', 3/8'', 1/4'' Sanding bands material aluminum oxide Drum mandrels size 1/2'', 3/8'', 1/4'' Package Includes: 80 x 1/2 Inch sanding bands 80 x 3/8 Inch sanding bands 80 x 1/4 Inch sanding bands 4 x 1/2 Inch drum mandrels 4 x 3/8 Inch drum mandrels 4 x 1/4 Inch drum mandrels 1 x Free plastic box PACKAGE INCLUDED: Totally 252pcs for a set - Come with 240 grit sanding bands in 3 differernt size and 12 pieces drum mandrels in 3 different diameters. All storage for a transparent free box. DRUM SAND & MANDRELS: These rotary sanding bands contain 3 style sanding grits (0.5 in/ 0.375 in/ 0.25 in) 80pcs for each grit and size; 12pcs drum mandrel are divided into in 3 diameters (0.5 in/ 0.375 in/ 0.25 in). EASY INSTALLATION: In case the sanding band fall apart from the mandrel while using, please make sure the drum has been screwed tightly and wear closely to the sleeves. N