.Renew the diameter and replace a new oil drain plug. .Six popular sizes fit nearly all applications. .Specfication:M13*1.25P/ M13*1.5P/M15 *1.5P /M17*1.5P/M20*1.5P/M22*1.5P .Tap:1 piece/size .Oil drain plug:6pieces/size .Washer: 12 pieces/size