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Cup Hd Bolt M12 x 240 316 x 1
Cup Head Bolt M12 × 240 – 316 Stainless Steel
This M12 × 240 Cup Head Bolt is crafted from marine-grade 316 stainless steel, providing outstanding strength, corrosion resistance, and long-lasting performance in harsh environments. The domed cup head with a square neck design prevents rotation during tightening, ensuring a secure and flush fit — ideal for timber construction, marine fittings, decking, fencing, and heavy structural applications.
The metric coarse M12 thread provides dependable fastening and easy installation, while the 316 stainless steel composition ensures exceptional resistance to rust, pitting, and saltwater exposure. Perfect for coastal, marine, and outdoor environments, this bolt delivers reliable performance and a clean, professional finish.
Key Features
Size: M12 × 240mm
Thread type: Metric coarse
Material: 316 marine-grade stainless steel
Domed cup head with square neck for anti-rotation hold
Superior corrosion, salt, and weather resistance
Polished finish for professional appearance
Ideal for timber joints, marine fittings, decking, and structural use
A premium 316 stainless steel cup head bolt built for strength, corrosion protection, and durability — perfect for marine, outdoor, and architectural construction projects.
Details
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Diameter:M12
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Length:240mm
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Thread Pitch:1.75mm