Dorman AutoGrade Oil Drain Plug - 090-040CD Part #: 090-040CD Line: DOR Dorman AutoGrade Oil Drain Plug 30 Day Limited Warranty Fitting Type: Standard Head Style: Hex Magnetic: No Material: Carbon Steel Thread Size: M20-1.50 Thread Type: Fine Special Tool Required: No Overall Length (in): 1/2 Inch Overall Length (mm): 13mm Head Size (mm): 17mm SAE Or Metric: Metric Number Of Points: 6 Gasket Or Seal Included: Yes Show More Show Less