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Cup Hd Bolt 1\4UNC x 5 304 x 1
Cup Head Bolt ¼" UNC × 5" – 304 Stainless Steel
This ¼" UNC × 5" Cup Head Bolt is made from premium 304 stainless steel, offering high strength, durability, and excellent corrosion resistance. Designed with a domed cup head and square neck, it prevents rotation during tightening, ensuring a secure and flush fit — ideal for timber construction, fencing, decking, marine fittings, and general-purpose fastening.
The Unified National Coarse (UNC) thread provides reliable engagement and ease of installation, while the 304 stainless steel delivers long-term protection against rust, pitting, and staining. Suitable for indoor and outdoor applications, this bolt performs exceptionally well in environments exposed to moisture and weather.
Key Features
Size: ¼" UNC × 5" (6.35mm diameter × 125mm length)
Thread type: Unified National Coarse (UNC)
Material: 304 stainless steel
Domed cup head with square neck for anti-rotation hold
Excellent corrosion and weather resistance
Smooth, polished finish for professional appearance
Ideal for timber joints, marine fittings, fencing, and construction
A dependable 304 stainless steel cup head bolt designed for strength, corrosion resistance, and long-lasting performance — perfect for marine, outdoor, and general fastening applications.
Details
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Diameter:1\4UNC
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Length:5
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Thread Pitch:20 TPI