The End Cap Filter Wrench has been improved by adding welds to hold a steel disc to the top of the wrench, this is in addition to the spots welds which will greatly increase its strength. • Fits 76mm filters with 14 flutes • Cup design allows easy filter removal and installation from the end of the filter, even intight locations • Use with 3/8″ Square Drive Important: match fluted end of the oil filter with the filter wrench to ensure you have the proper wrench size