QualityParts From Oregon That you can depend on. 1-1/2 HP, 1750 RPM motor: Sharpens extended cut blades up to 10" sharpened edge; Adjustable light included; Safety switch and easy height adjustment; 12" heavy-duty stone; Includes Oregon® 88-022 grinding stone, use with Oregon® 88-022, 88-038 or 88-039 replacement grinding stone; Unit requires 29 Amps on startup Oregon Equipment Parts 88-021 BLADE GRINDER 1-1/2HP MOTOR