Flange Nut. Code No. U21

Code No. : U 21-1 # Suitable for Screw : M8, Code No. : U 21-2 # Suitable for Screw : M10, Code No. : U 21-3 # Suitable for Screw : M12, Code No. : U 21-4 # Suitable for Screw : M16, Code No. : U 21-5 # Suitable for Screw : M20, Code No. : U 21-6 # Suitable for Screw : M24