KiWAV Oil Filter cap wrench socket removal installation tool 93mm 36 flutes a must have handtool for your toolbox for installation & removal oil filter. Designed To Grip Like Sockets, Thereby Minimizing The Possibility of Crushing Filters. Gets into tight spaces and grabs better than any other wrench as it is designed to match the end of the oil filter. 3/8" square drive tools 93mm - 36 flutes