This is a 25-piece spark plug thread repair kit designed for M14 x 1.25 threads. It is a comprehensive and time-saving kit, especially suitable for repairing deep-seated spark plug configurations. The kit includes taper and plug taps, an integrated reamer, and plug coil inserts. It comes in a durable metal case for convenient storage and transport. Neilsen provides professional service and product support with a VAT invoice included with every order. This kit is ideal for mechanics and DIY enthusiasts alike.