Zinc Plated Hexagonal Head Screw M6 x 40 mm. 6 units
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                            Brico self, Bricoself, Brico-self Zinc Plated Hexagonal Head Screw. -Measurement: M 6 x 30. -DIN-933 hexagonal head screw. -Also known as a metric screw. -Full thread. -Zinc-plated steel finish, providing greater protection against rust and corrosion. -Container of 6 units.