Key Features & Benefits

• 🔩 Heavy Section Self-Drilling Screws – Designed for fastening into heavy gauge steel without pre-drilling.

• 🛡️ Bi-Metal Construction – Hardened carbon steel drill tip fused to stainless steel body for strength and durability.

• 🌧️ Silver Organic Exterior Coating – High corrosion resistance, ideal for outdoor, industrial, and coastal environments.

• ⚙️ Secure Hex Head with EPDM Washer – Provides a tight, watertight seal, preventing leaks and ensuring long-lasting performance.

• 🚀 Fast & Reliable Installation – Fully threaded with V flutes for efficient cutting, stability, and strong clamping force.

Description

These 5.5 x 38 Metal Construction Heavy Section Screws are engineered for strength and long-term performance in demanding applications. With a hardened carbon steel drill tip fused to an A2-304 stainless steel body, they deliver superior drilling capability into heavy gauge steel while maintaining excellent corrosion resistance. The hex head design, paired with a 16mm EPDM washer, ensures a watertight seal and secure fit for exterior use. Finished with a silver organic coating, these screws provide reliable protection in urban, industrial, and outdoor environments. Perfect for roofing, cladding, and construction projects requiring strong, weather-resistant fixings.

Our Delivery Options

Express 2/4 Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Next Business Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Pre-12 Next Business Day Delivery

• Delivery Fee: £12.99 delivery for all pre-12 orders
• Order By: 
• Delivery Time: Before 12pm Monday-Friday

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Remote Areas Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Standard delivery (2-4 days)

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Weekend Delivery

• Delivery Fee:
• Order By:
• Delivery Time: Before 6pm Saturday

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Good To Know

For orders to some addresses, especially in the Highlands of Scotland and Offshore, next day delivery options are not available and delivery can take several days. Saturday delivery is not available for remote areas.

Items over 30kg: Items over 30kg can only be delivered from Monday to Friday. If ordered before 3pm, please allow up to two business days for delivery. Orders placed after 6pm Thursday will be delivered after the weekend.