A Must Have Product for Household: Carburetor Screwdriver Tool Kit use for household most 2 cycle engines. Adjusting the carburetor allows you to increase or reduce the engine's idle speed, allow the right amount of fuel and air to mix in the carburetor, so tuning it properly will increase the performance of your engine.Quality & Durable: Plastic grip comfortable to hold and metal pole is durable for a long time, and of sophisticated production.Most Entire Different Screwdriver Head: Used for most 2 cycle small engine, can save your time and make your work easier to complete.Carburetor Screwdriver: Heavy duty adjusted head, precise and easy to adjust the carburetor.Tune Up Kits: The kit lets you adjust the carburetor handy and keep the engine in good condition. Specification: Material: Stainless Steel+Plastic Size Chart: 15.6x1x0.62cm/6.14x0.39x0.24inch Package Includes: Optional8x Screwdriver10x Screwdriver Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!