H. Paulin 1208-105 Papco 5/16"-18 x 0.469" Perma Thread Inserts UNC, 12Pcs

1208-105; 5/16"-18 x 0.469" Perma Thread Inserts UNC 12Pcs; Drill Hole Size: 21/64"; Inches/Metric: Imperial. Perma-Coil Kits universally accepted method of repairing stripped threads in all types of materials. By using Perma-Coil Kits, damaged threads can be brought back to the original thread size, and better than new. Thread wear, corrosion and galling will be virtually eliminated, and the assembly will be stronger than the original with CoilThread inserts. Thread Size: 5/16-18. Includes 12 Thread Inserts. Brand: Papco, Inches-Metric: Imperial, Thread Type: UNC, Diameter: 5/16", Threads Per Inch: 18, Product Length: 0.469", Inside diameter: 21/64", Drill Hole Size: 21/64", Product Size: 5/16"-18 x 0.469"