"The Drill Doctor DD350X is a value-priced and easy-to-use drill bit sharpener, ideal for the shop that uses the most common bit styles and works mainly in wood and light metals. U.S.A. Amps 110, Angle Sharpening deg. 118, Dimensions L x W x H in. 8 1/2 x 4 x 4 3/4, Grit 180 diamond grit, HP 1/7, Machine Type Manual, Max. RPM 20,000, Product Type Bit sharpeners, Usage Hobby level, UL Listed Yes, Volts 1.7, Wheel Diameter in. 1, Accepts Bits in. 3/32-1/2 in. dia. Easy-on chuck alignment Simplified alignment and sharpening procedures Replaceable diamond sharpening wheel"