Hex Nylon Insert Lock Nuts 18-8 Course and Fine Thread

#6-32 #8-32 #10-24 #10-32 FINE #12-24 1/4"-20 1/4"-28 FINE 5/16"-18 5/16"-24 FINE 3/8"-16 3/8"-24 FINE 7/16"-14 7/16"-20 FINE 1/2"-13 1/2"-20 FINE 9/16"-12 9/16"-18 FINE 5/8-11 5/8"-18 FINE 3/4"-10 3/4"-16 FINE