Description
M12 Bolts – 40mm Hex Bolt, Nut & Washer Set (HDG) | Pack of 100
This high-performance M12 bolt and washer set is built for reliable structural fixing in industrial and commercial environments. Each set includes 100 40mm M12 bolts, matching nuts, and penny washers – all hot dip galvanised for maximum durability outdoors.
Manufactured from Grade 8.8 high tensile steel, these M12 hex bolts feature a 19mm A/F hex head and a 1.75mm pitch thread. Combined with wide washers and corrosion-resistant nuts, this M12 bolt pack is ideal for containment systems, bracket mounting, and metal framework construction.
🔧 Technical Specifications:
- Thread Size: M12 (Metric Thread – 1.75mm Pitch)
- Bolt Length: 40mm
- Nut: M12, Galvanised, 19mm A/F, 10mm Thick
- Washer: 25mm OD × 13mm ID
- Finish: Hot Dip Galvanised (HDG)
- Material: Steel Grade 8.8 – High Tensile
✔ Key Features:
- Complete set – 100 x bolts, nuts, and washers
- Hot dip galvanised coating for superior corrosion resistance
- Compatible with cable tray systems, unistrut channels, and bracketry
- Ideal for industrial, construction, and M&E applications
🛠 Common Uses:
- Outdoor cable tray and containment system fixings
- Strut framework assembly and steel bracket connections
- Wall-mounted HVAC and pipe support systems
📦 Ordering & Delivery
✔ Trusted UK Delivery – 95% of orders dispatched within 24 hours
Most orders arrive within 1–2 working days as standard.
Note: Heavy or bulk orders, as well as special cut lengths or non-standard products, may take slightly longer to dispatch.
For bulk quantities or trade pricing, please call our team on 0121 270 8507.

















