the price for air powered grinder for cones plugs 12000 rpm. Tools and Equipment, Cups, Cones & Plugs Type 11 Type, Eagle Industries provides dependable tools at a price you can afford Spiral bevel, Right Angle Depressed Center Wheel Grinder 1 hp, 12,000 RPM, Rear Exhaust, 5/8"-11 Spindle Thread (50306), Dynangle 14200Powerful direct-drive air motor with adjustable speed Compact.Chicago ...