Oil drain plugs may need to be replaced because of stripped threads.

Suitable for cars, motorcycles, trucks and vans

4pcs ST taps(CR-Mo steel): M13,M15,M17,M20

20pcs Plugs: 5*M13, 5*M15, 5*M17, 5*M20

40pcs Alum. washers: 10x13mm,15mm,17mm,20mm