Dynabrade 51700 Straight-Line Pencil Grinder, 0.1 hp Tool has integrated collet with 1/8-Inch Collet Insert (51659) Turbine-Driven Air Motor Models are ideal for precision deburring and finishing on a variety of surfaces Housing has non-slip rubber grip for additional control. Tactile cues on shaft end alert operator to rotating collet area Changing of attachment is achieved with easy, two-wrench maneuver. Includes high-quality flexible air hose Teal Tool Cap for easy tool speed identification when using multiple models