Ingersoll Rand 5108MAX Die Grinder 0.4 hp Horsepower, 25,000 RPM Max. Speed, 1 4 in 6mm Collet Size G3090236 Item Speed Reducer Nominal Ratio Item Speed Reducer Nominal Ratio 10:1 Input RPM 1750 RPM Nominal Output RPM 175 RPM Standards BISSC Certified Potable Water Schedule Schedule 40 Side B Connection Type Plain End Pressure Level Low Pressure (100 299 psi) Thread Configuration Unthreaded Green Certification or Other Recognition NSF(R) Certified (Sustainability or Environmental Standard) Item Pipe Minimum Operating Temperature 32 Degrees F Basic Pipe Fitting Material Plastic Wall Thickness 0 Switch Location Bottom 0 Grinder Type Straight Collet 1 4 in Grinder Orientation Straight Handle Material Composite Variable Speed No Bearing Type Ball CFM @ Full Load 25