Rockmount Research and Alloys 90404 Thread Locking Insert: #10-24 Internal Thread, M8 x 1 External Thread, UNC, 25/64" OAL, Self-Lock Standard Wall
Thread Locking Insert: #10-24 Internal Thread, M8 x 1 External Thread, UNC, 25/64" OAL, Self-Lock Standard Wall Case-Hardened Steel
$5.09