Package Included:8 pcs carburetor adjusting screwdriver tools and a Carburetor Carbon Dirt Jet Cleaner kit.8 pcs screwdrivers including Pac Man, Small Head Pac Man, Single D,Small Head Single D,Double D,Hexagon,7 Teeth Splined,21 Teeth Splined. Screwdrivers Application:Use for common 2 cycle carburetor engine.Fits many brands of equipment including Sears, Craftsman, Poulan, Husqvarna, Weedeater, Echo, Toro, Ryobi, Homelite, and anything else that utilizes the splined adjustment screws. Concise Design & Convenient to Use :Ergonomic designed handle provides convenience and comfort for working.Marked with tool type on the screwdriver handle,easy to recognize. Built with squared handles, which makes it easy to tell 1/4 turn increments on the mixture settings. Heavy-duty adjusted head, precise and easy to adjust the carburetor. Perfectly Size & High Quality:Overall length: 6.1 inch. (metal pole: 3 inch. plastic handle: 3.1 inch).Carburetor Adjusting Screwdriver made of long lasting steel,metal pole is durable to for a long time use. Blue Dirt Jet Cleaner: This tool is specifically designed to clean out the tiny jets and carb passages from all dirt to help your machine running fine and not starving for fuel or flooding. Allow the right amount of fuel and air to mix in the carburetor,so tuning it properly will increase the performance of your engine.