The Helicoil R1191-6 Replacement Thread Repair Inserts are self-locking, stainless steel inserts designed for thread sizes of 3/8" x 24 NF. This 12 pack features a grip range of 0.027 in - 0.150 in and a polished finish. The inserts are made in the United States and come with a unit length of .5 ft. These high-quality Helicoil inserts provide durable and reliable reinforcement for threaded components, making them an essential tool for various industrial and commercial applications. Winner pays $5.00 for shipping
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