Thread Size: M3 M4 M5 M6 M8 M10 M12. 【Hex Lock Nuts】: Hex lock nuts are used to firmly fasten screws or bolts, and to hold fasteners in place when used with unthreaded holes. The six sided design makes them easy to tighten with a wrench or socket.
A2 STAINLESS NYLOC INSERT NUTS, STANDARD PITCH, DIN 985 NYLON LOCK NUT TYPE T
Toolzone 146 Piece Steel Locknuts Nyloc / Nylon Lock Nut assortment Locking Nuts
M10 Nyloc Nuts, 10mm Locking Nuts, (Pack of 20) A2 304 Stainless Steel Hex Nut, Nylon Insert Lock Nut, Self-Locking for Bolts & Screws, DIN 985
UNC NYLOC NUTS A2 STAINLESS STEEL IMPERIAL NYLON INSERT HEXAGON LOCK NUT, KAY'S
Pan Bolt, Nut and Washers SETS, Serrated flange Nylon lock Full Nuts M3 M4 M5 M6
???????? NYLOC NUTS M3 M4 M5 M6 M7 M8 M10 NYLON INSERT LOCK NUT ZINC PLATED