Sioux Force Pencil Die Grinder, High Speed Straight, Bare Tool, 18 in Collet, 70000 RPM, 01 hp, 212 CFM, 90 PSI Air, 14 in NPT Air Inlet, Remote Exhaust Location, Twist Throttle, 60 in Minimum Hose Size, Ergonomic Handle, 53 in LForce Grinders are Ready to Take on Any Application With The Power to Make The Job Fast and Easy This Means New Speeds and Attachments to Handle Increased Precision With Ergonomic Comfort Our Line Up of Force Grinders Continues to Be Among The Most Popular in The Industry The Choice of Light, Medium and Heavy Duty Performance Allow You to Own The Right Tool For The Right Job That Remains Cost Effective We Have Both Straight and Right Angle Models to Fit Any Application