• Comprehensive thread repair kit ideal for repairing sump, gearbox and differential drain plug threads.• Used to tap the damaged thread slightly over size, then fit a new drain plug and washer supplied.• Set is suitable for the most popular threads used on cars and light commercial vehicles.• Sizes: M13 x 1.25, M13 x 1.5, M15 x 1.5, M17 x 1.5, M20 x 1.5, M22 x 1.5mm.• Supplied in storage case.Comprehensive thread repair kit ideal for repairing sump, gearbox and differential drain plug threads. Used to tap the damaged thread slightly over size, then fit a new drain plug and washer (supplied). Set is suitable for the most popular threads used on cars and light commercial vehicles. Supplied in storage case.• Comprehensive thread repair kit ideal for repairing sump, gearbox and differential drain plug threads. • Used to tap the damaged thread slightly over size, then fit a new drain plug and washer (supplied). • Set is suitable for the most popular threads used on cars and light commercia