Order within --:--:-- for same-day dispatch In stock - ready to ship

Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic

5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100

£44.01 ex. VAT £36.68

Key Features:

🔩 Hex Head Design: Provides maximum torque transfer and easy installation for roofing and light steel section applications.
⚙️ Self-Drilling Performance: Eliminates the need for pre-drilling, fastening steel up to 5.0mm thick efficiently.
🛡️ Bi-Metal Construction: Combines a hardened carbon steel drill tip with an A2-304 stainless steel body for strength and durability.
💧 Silver Organic Coating: Delivers enhanced corrosion resistance for long-lasting performance in exterior environments.
🏗️ Professional Roofing Fixings: Ideal for attaching roofing sheets to light section steel in construction, cladding, and structural projects.

Description:
These Metal Construction Light Section Screws – Hex – Self-Drilling – Bi-Metal – Exterior Silver Organic are engineered for secure and reliable fastening of roofing sheets to light section steel up to 5.0mm without pre-drilling. Featuring a hex head for strong torque and easy drive, these screws save time while ensuring precision. The hardened carbon steel drill tip fused with an A2-304 stainless steel body provides exceptional durability, while the silver organic coating offers superior corrosion resistance in outdoor conditions. Perfect for roofing, cladding, and structural construction applications, these screws deliver strength and reliability you can trust.

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.

Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic

Frequently bought together

Metal Construction Composite Panel Screws - Hex - EPDM Washer - Self-Drilling - Bi-Metal - Exterior - Silver Organic

£124.65

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

£101.19

(1x) 8" Hasp & Staple - Swivel Pattern – Heavy Duty Black Security Lock | Anti-Theft Gate, Shed & Door Hardware (Pack of 1)

£9.74

Total price:

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

BRAND: TIMCO

Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic

Name: Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic
Brand: TIMCO
SKU: BML100
Price: 93.86 GBP
Availability: InStock

purchased in the last 24 hours

£93.86 inc VAT

£78.22 ex VAT

Same Day Dispatched

In stock, ready to ship
Inventory on the way

Secure Payment

Pay in 30 days

[{"id":56166896861558,"title":"5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100","option1":"5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100","option2":null,"option3":null,"sku":"BML100","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986384758,"product_id":15314295882102,"position":1,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":500,"height":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML100_w1_d952847c-46a0-43da-a2ce-37e4e771b31e.jpg?v=1763090903","variant_ids":[56166896861558]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100","public_title":"5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100","options":["5.5 x 100mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML100"],"price":9386,"weight":1435,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352106","featured_media":{"alt":null,"id":67624935424374,"position":1,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML100_w1_d952847c-46a0-43da-a2ce-37e4e771b31e.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":56166899941750,"title":"5.5 x 25mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML25","option1":"5.5 x 25mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML25","option2":null,"option3":null,"sku":"BML25","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986450294,"product_id":15314295882102,"position":3,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":1000,"height":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML25_w1_fbca9ccd-ce27-4475-a746-d8c06063f3f5.jpg?v=1763090903","variant_ids":[56166899941750]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 25mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML25","public_title":"5.5 x 25mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML25","options":["5.5 x 25mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML25"],"price":4401,"weight":460,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352052","featured_media":{"alt":null,"id":67624935489910,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML25_w1_fbca9ccd-ce27-4475-a746-d8c06063f3f5.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":56166899974518,"title":"5.5 x 32mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML32","option1":"5.5 x 32mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML32","option2":null,"option3":null,"sku":"BML32","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986515830,"product_id":15314295882102,"position":5,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":1000,"height":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML32_w1_8a7726c4-aa14-45d3-a665-53f8241c9f7f.jpg?v=1763090903","variant_ids":[56166899974518]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 32mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML32","public_title":"5.5 x 32mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML32","options":["5.5 x 32mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML32"],"price":4838,"weight":580,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352069","featured_media":{"alt":null,"id":67624935555446,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML32_w1_8a7726c4-aa14-45d3-a665-53f8241c9f7f.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":56166900007286,"title":"5.5 x 38mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML38","option1":"5.5 x 38mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML38","option2":null,"option3":null,"sku":"BML38","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986581366,"product_id":15314295882102,"position":7,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":1000,"height":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML38_w1_70156968-7474-4566-b429-521c7796e736.jpg?v=1763090903","variant_ids":[56166900007286]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 38mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML38","public_title":"5.5 x 38mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML38","options":["5.5 x 38mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML38"],"price":4986,"weight":640,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352076","featured_media":{"alt":null,"id":67624935620982,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML38_w1_70156968-7474-4566-b429-521c7796e736.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":56166900040054,"title":"5.5 x 50mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML50","option1":"5.5 x 50mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML50","option2":null,"option3":null,"sku":"BML50","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986679670,"product_id":15314295882102,"position":10,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":500,"height":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML50_w1_35f8dfd4-caf7-41f0-bc35-0399905b61ae.jpg?v=1763090903","variant_ids":[56166900040054]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 50mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML50","public_title":"5.5 x 50mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML50","options":["5.5 x 50mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML50"],"price":5573,"weight":803,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352083","featured_media":{"alt":null,"id":67624935719286,"position":10,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML50_w1_35f8dfd4-caf7-41f0-bc35-0399905b61ae.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":56166900072822,"title":"5.5 x 70mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML70","option1":"5.5 x 70mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML70","option2":null,"option3":null,"sku":"BML70","requires_shipping":true,"taxable":true,"featured_image":{"id":79628986745206,"product_id":15314295882102,"position":12,"created_at":"2025-11-14T03:28:23+00:00","updated_at":"2025-11-14T03:28:23+00:00","alt":null,"width":500,"height":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML70_w1_1a9f59ca-9bd3-41fd-b0d2-79bbe6919502.jpg?v=1763090903","variant_ids":[56166900072822]},"available":true,"name":"Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic - 5.5 x 70mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML70","public_title":"5.5 x 70mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML70","options":["5.5 x 70mm Screws - Hex - Bi-Metal - Silver(Box Of 100) - BML70"],"price":6893,"weight":1057,"compare_at_price":null,"inventory_management":"shopify","barcode":"5055893352090","featured_media":{"alt":null,"id":67624935784822,"position":12,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/ukfixingsdirect.com\/cdn\/shop\/files\/BML70_w1_1a9f59ca-9bd3-41fd-b0d2-79bbe6919502.jpg?v=1763090903"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]

Frequently bought together

Metal Construction Composite Panel Screws - Hex - EPDM Washer - Self-Drilling - Bi-Metal - Exterior - Silver Organic

£124.65

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

£101.19

(1x) 8" Hasp & Staple - Swivel Pattern – Heavy Duty Black Security Lock | Anti-Theft Gate, Shed & Door Hardware (Pack of 1)

£9.74

Total price:

Key Features:

🔩 Hex Head Design: Provides maximum torque transfer and easy installation for roofing and light steel section applications.
⚙️ Self-Drilling Performance: Eliminates the need for pre-drilling, fastening steel up to 5.0mm thick efficiently.
🛡️ Bi-Metal Construction: Combines a hardened carbon steel drill tip with an A2-304 stainless steel body for strength and durability.
💧 Silver Organic Coating: Delivers enhanced corrosion resistance for long-lasting performance in exterior environments.
🏗️ Professional Roofing Fixings: Ideal for attaching roofing sheets to light section steel in construction, cladding, and structural projects.

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.
100% Secure Checkout
Shop with complete peace of mind.

Trusted Brands

The names the trade relies on all in stock.

Shop by category

Our Delivery Options

Good To Know

Frequently bought together

Metal Construction Light Section Screws – Hex Head Self-Drilling – Bi-Metal Exterior Silver Organic

Frequently bought together

Free Shipping Over £30

30 Day Easy Returns

100% Secure Checkout

Trusted Brands