The Vintage Helicoil Master Thread Repair Kit 4953-14 is a set of hand tools designed for automotive use. This kit, made by Helicoil, includes a spark plug thread repair kit specifically for metric measurements. Manufactured in the United States, this kit is a valuable tool for restoring and repairing spark plugs with a size of 14-1.25mm, offering a reliable solution for automotive maintenance and repair. There are 12 replacement coil in the bags, looks to be in very good overall condition, please see photos.
