2 Cycle Poulan Carburetor Screwdriver with 7 tooth Adjustment Splined Teeth, 15.3 x 6.02-Inch These adjusting tools are a "must" to keep these 50 hr rated, small, 2 cycle, machines running. These tools CAN Not be used on carburetor of street vehicles and Will Not fit an automobile carburetor. They are to be used to adjust within EPA regulations!!! It fit on many HUSQBARNA Ryobi,ECHO, POULAN, Homelite carburetors Replace OEM: #530035560 Size: 15.3cm x 8cm / 6.02" x 3.15" Quantity: 1pc