Item Weight:160 g Why choose our spark plug tap tool set? 1.100% Brand new and high quality spark plug re-thread tap and inserts. 2.A nice tool kit for repair damaged spark plug threads and lengthen spark plugs service time. 3.Made of hardened carbon steel, these accessories are of strong strength and long durability. 4.With four size of inserts for different 14mm thread size spark plugs. 5.Easy to use and operate. Come and have a try. Specifications: Material: Carbon Steel Color: As picture shown Tap Size: 73 * 24 * 11mm / 2.9'' * 1'' * 0.4'' Spark Plug Insert Thread Diameter: 14mm / 0.55'' Spark Plug Insert Thread Pitch: 1.25mm / 0.049'' Spark Plug Insert Thread Length: As picture shown Weight: Approx. 153g Package Included: 1 * Re-thread Tap 4 * Spark Plug Inserts About this item High quality material: These spark plug tools are made of ABS plastic and hardened carbon steel for high strength and long-lasting durability Four size of inserts: This spark plug thread repair tool comes with four size of inserts for different 14mm thread size spark plugs Easy to operate: The spark plug rethreader kits undergoes multiple tests before being sold to ensure no usage and performance failure Convenient and practical: The spark plug tap tool is a nice tool kit for repair damaged spark plug threads and lengthen spark plugs service time Strict quality control standards: 100% Brand new and high quality spark plug re-thread tap and inserts; Our carbon steel spark plug thread repair kit use strict quality control standards See more product details High quality material: These spark plug tools are made of ABS plastic and hardened carbon steel for high strength and long-lasting durability Four size of inserts: This spark plug thread repair tool comes with four size of inserts for different 14mm thread size spark plugs Easy to operate: The spark plug rethreader kits undergoes multiple tests before being sold to ensure no usage and performance failure Convenient and practical: The spark plug tap tool is a nice tool kit for repair damaged spark plug threads and lengthen spark plugs service time Strict quality control standards: 100% Brand new and high quality spark plug re-thread tap and inserts; Our carbon steel spark plug thread repair kit use strict quality control standards