Screwdriver marked with tool type on the handle, easy to recognize. The carrying case can keep the tools together. 10pcs Carburetor Adjustment Tool Set includes: PM/Small Head PM/Single D/Small Single D Head/Double D/Hex/7 Splines/21 Splines/New Shape/Six Star Screwdriver. For 2-stroke engines, trimmers, chainsaws, leaf blowers, hedge trimmers, edgers, pruning shears, etc. Wide range of applications: Carburetor Adjustment Tool Set for , for , for Weedeater, for , for , for , for Sears, for , for Toro, for , for , for , and anything that uses splines. Used on most but not all engines. Cleaning Kit includes: 6 cleaning needles + 6 cleaning brushes that can be used to clean the carburetor and fuel lines. Color: Black Material: Metal Package Contents: 10 x Carburetor Adjustment Tools 2 x Proportioning Adjustment Tools 1 x Carburetor Cleaning Brush Set br/> Only the above package contents, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.