M3 to M20 Chamfered Hexagon Thin Nuts Half Lock jam Nuts A2 A4 Stainless DIN 439

Chamfered Hexagon Thin Nuts DIN 439 Hex Half Lock jam Nuts Flat Hex Nut. ● Standard: GB /T 6172 (DIN 439) (ISO 4035) (EN 24035) (UNI 5589). ● Thread Size: M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20.

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