General description Sealey Oil Drain Plug Master Thread Repair Set is a comprehensive thread repair kit designed for repairing sump, gearbox, and differential drain plug threads. This set is suitable for the most popular thread sizes used on cars and light commercial vehicles, making it an essential tool for automotive maintenance. Technical specifications Model No.: VS661 Sizes: M13 x 1.25, M13 x 1.5, M15 x 1.5, M17 x 1.5, M20 x 1.5, M22 x 1.5 mm Compatibility and accessories Includes new drain plug and washer Installation Used to tap the damaged thread slightly oversized, then fit a new drain plug and washer (supplied) Other information