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5.5 x 38 Metal Construction Heavy Section Screws - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Box of 100)

5.5 x 38mm Hex - Screws - EPDM Washer (Box Of 100) - BMH38W16

£61.58 ex. VAT £51.32

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 1/3 Day Delivery

Delivery Fee:
- £3.79 delivery for orders under £30
- Free delivery for orders over £30
Order By:
- 2:30pm
Delivery Time: Before 6pm Monday-Friday

Next Business Day Delivery

Delivery Fee:
- £7.50
Order By:
- 2:30pm
Delivery Time: Before 6pm Monday-Friday

Pre-12 Next Business Day Delivery

Delivery Fee: £16.99 delivery for all pre-12 orders (Weekend Only)
Order By:
- 2:30pm
Delivery Time: Before 12pm Monday-Friday

Remote Areas Delivery

Delivery Fee:
- £3.99
Order By:
- 2:30pm
Delivery Time: Standard delivery (2-4 days)

Weekend Delivery

Delivery Fee:
- £19.99
Order By:
- 2:30pm Friday
Delivery Time: Before 6pm Saturday

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.

5.5 x 38 Metal Construction Heavy Section Screws - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Box of 100)

Frequently bought together

Metal Construction Light Section Screws – Hex Head with EPDM Washer – Self-Drilling Exterior Silver Organic

£101.19

Corrugated Roofing Screws – Plastic Sheeting Screwfix with Black or Clear Caps Plastic Washer Roofing Bolts (10x3)

£7.51 ~~£7.99~~

Tacwise - 140EL Pro Electric Stapler/Nailer with 5000 Staples & 2000 Nails

£33.33

Total price:

Free delivery on orders over £30
30-day easy returns
Download datasheet (PDF)

BRAND: TIMCO

5.5 x 38 Metal Construction Heavy Section Screws - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Box of 100)

Name: 5.5 x 38 Metal Construction Heavy Section Screws - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Box of 100)
Brand: TIMCO
SKU: BMH38W16
Price: 61.58 GBP
Availability: InStock

purchased in the last 24 hours

£61.58 inc VAT

£51.32 ex VAT

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Frequently bought together

Metal Construction Light Section Screws – Hex Head with EPDM Washer – Self-Drilling Exterior Silver Organic

£101.19

Corrugated Roofing Screws – Plastic Sheeting Screwfix with Black or Clear Caps Plastic Washer Roofing Bolts (10x3)

£7.51 ~~£7.99~~

Tacwise - 140EL Pro Electric Stapler/Nailer with 5000 Staples & 2000 Nails

£33.33

Total price:

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

Prices drop automatically as you add more to your basket — no code needed. Prices shown inc VAT.

Free express delivery on all orders over £30. Choose your speed at checkout.

Express Delivery

1–3 working days

Orders under £30: £3.79
Orders over £30: FREE

Next Day Delivery

Order by 2pm Mon–Fri

All orders: £7.50

FREE for Gold members

Pre 12 Delivery

Next working day, by midday

All orders: £16.99

Pre 10.30 Delivery

Next working day, by 10:30am

All orders: £19.99

Weekend Delivery

Saturday & Sunday

Orders under £30: £13.99
Orders over £30: £7.50

Remote Areas Delivery

Highlands, islands & remote postcodes

Orders under £30: £5.49
Orders over £30: £3.00

Orders before 2pm Mon–Fri dispatch same day. Remote-area surcharges apply to Highlands, islands & selected postcodes. All prices include VAT.

Free Shipping Over £30
Orders over £30 ship free.
30 Day Easy Returns
Not right for the job? Send it back within 30 days for a full refund.
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Key Features & Benefits

Description

Our Delivery Options

Good To Know

Frequently bought together

5.5 x 38 Metal Construction Heavy Section Screws - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Box of 100)

Frequently bought together

Key Features & Benefits

Description

Free Shipping Over £30

30 Day Easy Returns

100% Secure Checkout

Trusted Brands