Enkay Rotary Tool with Flex Shaft, Variable Speed: 5,000 to 33,000 RPM (101)Cut, grind, sand, and polish with this extremely versatile rotary toolkit Variable speed settings from 5,000 to 33,000 RPM enable you to work with a wide variety of materials, from glass, to metal, to ceramic, and more Includes flex shaft attachment for additional versatility and finger tip control, allowing you to do precision work with small pieces Comes with over 40 accessories: (1) additional collet (10) sanding discs (1) wrench (1) rubber sanding