The Sealey 9 Piece Thread Chaser Set is a professional thread repair tool designed for restoring damaged internal and external threads on a wide range of automotive and mechanical components. This comprehensive set is particularly useful for repairing threads on drive shafts, oxygen sensors, and wheel bolts, making it an essential addition to any workshop or mobile repair kit. The thread chasers clean and realign damaged threads without removing material, allowing you to salvage components that would otherwise require replacement. The set covers a versatile range of metric thread sizes from M14 x 1.5mm through to M28 x 1.5mm, including the commonly encountered M27 x 2mm specification. Each thread chaser is supplied with a puller pin for easy removal after use, and the complete set is organised in a durable storage case to keep the tools protected and readily accessible. Features and Benefits:Comprehensive coverage of eight metric thread sizes for diverse applicationsSuitable for