Description [APPLICATION]: This air die grinder is ideal for shaping, sanding and grinding with an angled head to reach, and to help access hard to reach areas utilizing mounted grinding stones and/or carbide burs. [SPECIFICATIONS]: This air grinder uses a standard 1/4-inch NPT air inlet and 3/8" (ID) air hose and can be powered by a standard air compressor at 2.1 CFM (90 PSI). [RPM]: 20,000 RPM free speed pistol grip rotary tool with 1/4" collet accepts a variety of heads for weld prep, grinding, polishing and more for home improvement or automotive jobs. [QUIET OPERATION]: Made for precision and low noise, the rear exhaust air flow system directs air away from the work surface and the composite housing reduces effects of chill and vibration to give you a more precise output to your work surface. [CONVIENIENT]: The grinder?s hand-held and compact right-angle design provides flexibility in tight spaces and weighs in at only 1 lb and 3 oz for minimal user hand fatigue and comfortability when operating. [FEATURES]: This air tool has a built-in air regulator that can be adjusted with a flathead screwdriver or included wrench and comes with a paddle lever throttle that allows feathering control for accuracy and efficiency on the workpiece. The Neiko Tools Mini Angle Die Grinder is a 20,000 RPM free speed pistol grip die grinder with a 1/4" collet that accepts a variety of heads for a variety of purposes from automotive to light maintenance, including: weld prep, grinding, polishing, deburring, gasket removal and more. This air grinder uses a standard 1/4-inch NPT air inlet and 3/8" (ID) hose, so it can be powered by a common air compressor found in home garages and automotive shops alike. The grinder houses a powerful but efficient motor that has a 20,000 RPM free speed and only needs 2.1 CFM at 90 PSI. The compact right angle design allows for flexibility in tight spaces and the light weight (1lb 3oz) reduces user fatigue. This miniature pneumatic die grinder is designed to be very controllable. A built-in air regulator can be adjusted with a flathead screwdriver or one of the included wrenches. The paddle lever throttle and precision gearing allow for detailed feathering control. The rear exhaust air flow system directs air away from work surface for delicate jobs. The durable composite housing reduces the effects of chill and vibration. The self-locking throttle lever prevents accidental starting of motor. SPECIFICATIONS: Collet Size: 1/4" Free Speed: 20,000 RPM Air Consumption: 2.1 CFM Air Pressure: 90 PSI Inlet Size: 1/4" NPT Hose Size (ID): 3/8" Includes 19mm (3/4") and 14mm (9/16") Wrench