Size - 18mm. Pitch - 1.5mm;V-Coil kit for repairing damaged threads;V-Coil tap manufactured from High Speed Steel;V-Coil wire thread inserts manufactured from aerospace specification stainless steel;Due to the narrow and exact tolerances, the newly repaired thread is usually stronger than the original thread

• V-Coil 18mm x 1.5 Metric Fine Thread Repair Kit

V-Coil 18mm x 1.5 Metric Fine Thread Repair KitV-Coil