21-Teeth spline tool Replace manufactuer part number: 530035560; Used on Hus-qvarna 440 chainsaw, Poulan Pro 5020AV chainsaw, 18 inch Poulan chain saws, Crafts-man Chainsaws, Poulan Weedeater and Chainsaw. Please match your screw type before purchase.
20-Teeth spline tool Used on for Husqvarna 125B 125BVX Handheld Blower, for Husqvarna 330LK 130L 130C Trimmer ,Please match your screw type before purchase.
Fits for: Most 2 cycle engines; fit Sears, Craftsman, Poulan, Husqvarna, Weedeater, Echo, Toro, Ryobi, Homelite and anything else that utilizes the 21 teeth splined adjustment screws
Carburetor Adjustment 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
Notice: It won't fit for WAL-BRO carburetors which may need a 22-teeth tool; It is updated from previous 7-teeth to current 21-teeth.
