Stainless Steel M4 Hex Head Bolt – 8mm / 12mm / 20mm / 25mm Marine Grade
Durable, corrosion-resistant stainless steel bolts ideal for marine applications and outdoor use in Irish coastal conditions.
- Material: 316 Marine-grade stainless steel for maximum corrosion resistance
- Thread Size: M4
- Head Type: Hex
- Lengths Available: 8mm, 12mm, 20mm, 25mm
- Suitable for: Deck fittings, rigging, hardware assembly, and marine equipment mounting
- Compatible with standard M4 nuts and washers
- Resistant to saltwater and harsh Irish weather conditions
- Sold individually, ideal for replacement or custom projects
These stainless steel M4 hex head bolts provide reliable fastening for marine equipment and outdoor hardware. Crafted from marine-grade 316 stainless steel, they resist corrosion from saltwater and harsh coastal climates, making them perfect for sailing in Ireland. Available in 8mm, 12mm, 20mm, and 25mm lengths, they are compatible with standard M4 nuts and washers for secure assembly. Durable and easy to install, these bolts are an essential choice for any mariner seeking dependable deck and rigging hardware.


