PMD Products 2 Cycle Carburetor Service Screwdriver Tools Splined D Pacman DD for Walbro Zama Poulan Echo Troybuilt Husqvarna Craftsman Homelite Stihl Ryobi Carbs Carburetor Screwdriver Adjusting Tools Perfect for Weed Trimmers, Leaf Blowers, Edgers, Hedgers its for Craftsman, Poulan, Husqvarna, Weedeater, Echo, Toro, Troybuilt, Ryobi, Homelite, Stihl + others Fits most Walbro and Zama carburetors Perfect for adjusting that carb that stalls when throttle is increased This set allows you to service at home and save shop delays and fees