Key Locking Insert, Heavy Wall, 4 Keys Keys, #8-32 Int Thrd Sz, 5/16-18 Ext Thrd Sz, Steel
Threaded Insert, Keylocking, Black Phosphate Steel Wall Type: Heavy, Internal / External size: 8-32 X 5/16-18, Thread Class: 2B Internal / 2A ExternalClass 2B Tap Size: 5/8-18, Tap Drill Size: I, Use with Tool: 70582.