• Comprehensive and time-saving kit of spark plug thread repair tools.• Especially suitable for the repair of deep-seated plug configurations.• Incorporates taper and plug taps together with integrated ream.• Stepped tap ensures correct alignment of cutter in existing spark plug hole.• Extension tools allow easy-access to the bottom of the plug recess.• Includes set of plug inserts.Comprehensive and time-saving kit of spark plug thread repair tools. Especially suitable for the repair of deep-seated plug configurations. Incorporates taper and plug taps together with integrated ream. Stepped tap ensures correct alignment of cutter in existing spark plug hole. Extension tools allow easy-access to the bottom of the plug recess. Includes set of plug inserts.• Comprehensive and time-saving kit of spark plug thread repair tools. • Especially suitable for the repair of deep-seated plug configurations. • Incorporates taper and plug taps together with integrated ream. • Stepped tap ensures corre