Black HCP-Coated Hex Nuts – M6 & M8

Corrosion-resistant black nuts for neat, durable outdoor fixings

Bring strength and a clean black finish to visible connections with these HCP-coated hex nuts in M6 and M8. Designed to partner with black coach bolts and standard metric studs, the High Corrosion Protection coating keeps fixings looking smart in exposed conditions. The finish is chromium VI-free and RoHS-compliant, combining performance with responsible specification. Choose from handy pack sizes to match small repairs or larger builds—ideal for gates, pergolas and exterior joinery.

──────────

Product Information

• Sizes: M6, M8

• Coating: Black HCP (High Corrosion Protection)

• Corrosion Resistance: over 500 hours (salt-spray test)

• Compliance: Chromium VI-free, RoHS-compliant

• Packaging: 25 / 50 / 75 / 100 pcs

• Use: For black coach bolts, metric bolts and threaded rod; indoor/outdoor applications

──────────

Product Features

• HCP black coating for exceptional weather resistance on show fixings

• Matches black hardware and wrought-iron details for a uniform look

• Reliable performance outdoors, resisting rust in demanding environments

• Chromium VI-free finish meets European & RoHS directives

• Available in M6 & M8 with multiple pack sizes for any project

• Straightforward choice for gates, pergolas, fences and timber structures

──────────

Suitable For

• Garden gates, fences, pergolas and canopies

• Visible hardware on doors, shutters and exterior joinery

• Workshops and coastal or high-humidity settings

• Pairing with black slot bolts/coach bolts for a seamless finish

Installation / Styling / Care Tips

• Pair with black-finished bolts and washers for a consistent appearance.

• Tighten with a correctly sized spanner; avoid over-torque to protect the coating.

• After installation, wipe clean to remove site residues and keep the finish crisp.

──────────

A small component with big impact—these nuts deliver lasting protection and a professional black aesthetic wherever fixings remain in view.

──────────