With the simple turn of the lever the vacuum mount base will fasten to almost any surface. No need for screws or mounting equipment. This allows the sharpener to be effortlessly moved from one location to another for ultimate flexibility. Easy to rotate, one-hand selector dial tailors to fit 6 different pencil sizes and was built to smoothly operate by kids. HHC2™ dual cutter technology extends the life of the cutters by 6x*. Shavings tray accommodates high capacity use and made for trouble-free cleaning. Great moveable sharpener to have for any classroom or household environment!
(Benchmarks: *Bostitch® BPS1)