Bolt & Nut CUP Head / ZINC PLATED

Cup Head Bolt & Nut Zinc Plated are carriage bolt and nut sets designed for internal timber connections in dry, protected environments. The rounded cup head provides a smooth, snag-free surface and the square neck self-locks into timber, making them easy to tighten from one side. Available in M6 to M12 with standard metric thread pitches.

Overview

• Zinc plated cup head bolt and nut set
• For internal use in dry environments — not suitable for external applications
• Square section under head self-locks into timber during tightening
• Available in M6, M8, M10 and M12 diameters
• Multiple length options; sold in packs

Key Features & Benefits

• Smooth dome cup head provides a neat, snag-free appearance on the exposed face
• Square neck locks into timber to prevent rotation — no second spanner needed to hold the bolt
• Zinc plated finish provides adequate protection for internal dry applications
• Standard thread pitches ensure compatibility with matching hardware
• Cost-effective internal fastener option for general timber connections

Applications

• Internal timber-to-timber connections
• Internal furniture, shelving and joinery connections
• Internal framing and structural connections in dry environments
• General internal assembly where a smooth exposed bolt head is preferred