TIMCO Carriage Bolts, Hex Nuts & Form A Washers – Dome – Exterior – Green

Exterior-Grade Carriage Bolts with Nuts & Washers for Secure Timber Fixing

TIMCO Exterior Carriage Bolt Sets provide a complete fixing solution for timber-to-timber connections and timber to metal where a smooth, low-profile dome head finish is required. Each set includes a corrosion-resistant green organic-coated dome head bolt, a matching hex nut, and a Form A washer. Designed for exterior use, they are ideal for decking, fencing, playground equipment, and other outdoor joinery projects.

Key Features & Benefits

• Complete Set: Supplied with bolt, hex nut, and Form A washer for convenience.
• Dome Head Design: Provides a smooth, snag-free finish and added security on the visible side.
• Square Neck Under Head: Prevents bolt rotation during tightening for easier installation.
• Green Organic Coating: Exterior-grade corrosion protection, perfect for treated timber.
• Versatile Application: Suitable for decking, fencing, gates, and garden structures.

Application Areas

• Decking board and frame fixing
• Fencing and gate construction
• Timber playground and outdoor furniture assembly
• Garden structures and landscaping
• Timber-to-metal fixings with pre-drilled holes

Technical Specifications

• Head Type: Dome (carriage bolt)
• Nut Type: Hex nut
• Washer Type: Form A washer
• Neck Style: Square shank under head
• Material: Carbon steel
• Finish: Green organic coating (exterior grade)
• Use: Exterior timber and treated wood applications