This screwdriver kit including 10 different screwdriver heads, suitable for most 2-cycle carburetor engines and can help you adjust and clean easily. High quality: The screwdriver head is made of stainless steel, more durable and durable. With a box and cleaning needles, easy to organize and carry, very convenient for cleaning, it is a product not only for home use but also to be a gift, very practical. Fit most 2-cycle engines and many brands, for example STIHL, Husqvarna, Poulan, Weedeater, Echo, Homelite, Ryobi etc. Great for carburetor adjustment, is a necessity for every family.