General description The user-friendly 16-piece spark plug thread repair tool kit is designed to effectively repair damaged spark plug threads sized M14 x 1.25 mm, extending the service life of spark plugs. This comprehensive tool set includes various spark plug thread inserts to cater to different repair needs. The included tap allows you to enlarge the spark hole to fit the sleeve, ensuring a precise fit. Made from high-quality carbon steel, this kit offers strong strength and long durability. All components are conveniently housed in a blow-moulded carrying case for easy transport and storage. Technical specifications Case colour: Red Material: Carbon steel Suitable for repairing spark plug threads: M14 x 1.25 mm Tap size: M16 x 1.25 mm Tap length: 70 mm Delivery includes: 5 x 11.2 mm thread insert (black burnished) 5 x 17.5 mm thread insert (black burnished) 5 x 17.5 mm thread insert (yellow zinc plated) 1 x Tap Other information