High quality carburetor adjusting tool compatible manufacturer part number: 308535003 Used on most 2 cycle engines Fits many brands of equipment, including Sears, Craftsman, Poulan, Husqvarna, Weedeater, Echo, Toro, Ryobi, Homelite, and anything else that utilizes the pac-man stytle adjustment screws Please check before purchasing to make sure it will work for your needs Tool is designed for Certified Technicians to tune carburetors, and keep engine within EPA specs