KS Manual Classroom Pencil Sharpener, Table/Wall-Mount Design, Manually-Powered, 2.75 x 4.75 x 4.25, Black/NickelFeatures X Acto hardened, dual helical cutters. Die cast metal base with large, steel shavings receptacle. 8 hole pencil selecter. Wall or desk mount (screws included). Commercial grade pencil sharpener for high volume environments. Dual helical cutters sharpen pencils with precision. Mountable on wall, desk, or table with the included screws. Adjustable to accommodate 8 pencil sizes. Manual operation is easy for school children to use.