Universal snow blower key set contains 4 keys to fit several different snow blower makes and models. Indak key fits most key-turn ignition systems. Key ST1 fits many MTD and Craftsman snow blower engines. Key T fits most Tecumseh snow blower engines. Key B fits most Briggs & Stratton snow blower engines. Type: Universal Keys Included: 4 Warning: Cancer and Reproductive Harm - www.P65Warnings.gov -