Must have for 2 Cycle engines to keep them in good performance: Weedeater, Toro, Ruixing; string trimmer, chainsaw, leaf blower, hedge trimmer, edger, pole pruner and anything else that utilizes the carburetor adjustment tool. Squared handles make it easy to identify 1/4 turn increments on the mixture settings when tuning a carburetor. Advanced heat treatment process and finish screwdriver bits. Advanced heat treatment process and finish screwdriver bits are designed for strength and durability for long-term use. Carburetor cleaning needles and cleaning brushes can be used to clean carburetors and fuel lines; hex wrench included for disassembling your machine. Specially designed tool carrying case keeps carburetor adjustment tools and cleaning kits organized in one place. Color: Black Material: Plastic Size: Length: About 15cm Package Contents: 12 x Carburetor adjustment tools 6 x Cleaning needles 6 x Cleaning brushes 1 x Hex wrench Only the above package content is included; other products are not included. Note: Light and display differences may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowance is +/- 1-3cm.