Hex Hi Nut. Code No. U20

Code No. : U 20-1 # Suitable for Screw : M8, Code No. : U 20-2 # Suitable for Screw : M10, Code No. : U 20-3 # Suitable for Screw : M12, Code No. : U20-3A # Suitable for Screw : M14, Code No. : U 20-4 # Suitable for Screw : M16, Code No. : U 20-5 # Suitable for Screw : M20, Code No. : U 20-6 # Suitable for Screw : M24, Code No. : U 20-7 # Suitable for Screw : M30