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Cup Hd Bolt 1\2UNC x 5 304 x 1
Cup Head Bolt ½" UNC × 5" – 304 Stainless Steel
This ½" UNC × 5" Cup Head Bolt is crafted from high-quality 304 stainless steel, offering outstanding durability, corrosion resistance, and a clean polished finish. Designed with a domed cup head and square neck, it locks securely into timber or metal surfaces, preventing rotation during tightening — perfect for structural timber joints, marine fabrication, decking, fencing, and general construction projects.
The Unified National Coarse (UNC) thread ensures reliable fastening strength and easy installation. The 304 stainless steel construction provides excellent protection against rust and staining, making this bolt ideal for use in outdoor, coastal, or damp environments where long-lasting performance is essential.
Key Features
Size: ½" UNC × 5" (12.7mm diameter × 125mm length)
Thread type: Unified National Coarse (UNC)
Material: 304 stainless steel
Domed cup head with square neck for secure anti-rotation hold
Excellent corrosion and weather resistance
Smooth, clean finish suitable for visible installations
Ideal for timber structures, decks, fencing, and marine fittings
A premium 304 stainless steel cup head bolt designed for strength, corrosion resistance, and a professional finish — perfect for marine, outdoor, and general construction applications.
Details
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Diameter:1\2UNC
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Length:5
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Thread Pitch:13 TPI