Features:Precise Adjustment: Our tool set includes 10 carburetor screwdrivers and 1 set of 15 brushes, allowing you to precisely adjust your carburetor for optimal fuel-air mixture and performance. Improve Engine Performance: Fine-tuning your carburetor helps eliminate problems such as rough idle, lag, and poor acceleration, making your engine smoother and more powerful. Easy to Use: Each tool is ergonomically designed, and our carburetor screwdriver features a square handle for easy adjustment of mixture settings on the carburetor. It is comfortable to hold and easy to operate, making the adjustment process a breeze. Durable Construction: Our tool set is made of high-quality materials to meet the needs of engine tuning, providing long-lasting and durable Easy to use: Different models are printed on the tool handle, which is clear and easy to read, and different adapters can be easily replaced. The drill bit is made of high-quality stainless steel, and the handle is made of plastic, which is durable Specifications:Product size: 18*10*4cmWeight: 350gColor: BlackMaterial: Metal + PlasticPackaging: PP box Package contains:10 pieces of carburetor screwdrivers1 set of 15 pieces of brushes.