Kit di riparazione filettatura candele, set da 13 pezzi, 12 inserti filettati M14 e 1 chiave per candele M16, manuale, in metallo, bicolore oro e argento

Material: These thread inserts are made of metal, offering high hardness and wear resistance. Length: The total tap length is approximately 110.7 mm, and the tap insert length is approximately 33 mm. Thread Standard: These inserts and taps use a standard M14 x 1.25 mm thread for repairing spark plug threads. Applications: Efficient and labor-saving tapping, ideal for gasoline engines, generators, diesel engines, etc. Kit Includes: 12 thread inserts and 1 thread tap, spark plug thread repair kit.