Buy M16 Galvanised Coach Screws | M16 x 200mm Galv Lag Screw Bolts

M16 x 200mm Hexagon Head Coach Screw Galvanised

Hot dip galvanised mild steel

24mm Hexagon head

DIN 571 Specifications

ORDER BY 3PM FOR NEXT DAY DELIVERY (MON-FRI)*

ORDER BY 3PM FOR NEXT DAY DELIVERY*

FREE STANDARD DELIVERY ON ORDERS OVER £100*

FREE STANDARD DELIVERY OVER £100*

Description
Delivery

What are Coach Screws?

A Guide to Lag Bolts and Their Uses

Coach screws (also known as lag screws or lag bolts) are essential heavy-duty fasteners primarily used in timber-to-timber construction. These robust screws feature a hexagonal head, making them ideal for high-torque applications. Mild steel to allow for movement in the timbers over time and ensures the screw will bend with the timbers and not shear.

Key Applications:

Securing metal plates or concrete posts to timber
Heavy-duty timber-to-timber applications
Fixing into masonry when used with a nylon plug

Why Choose Mild Steel Galvanised Coach Screws?

Heavy-duty fastening: Ideal for timber-to-timber, metal-to-timber, or timber-to-masonry connections, providing secure and strong joints.
Durability: Made from mild steel, they allow for natural movement of the timber without shearing, ensuring long-lasting stability.
Easy to use: The hexagon head design allows for high torque, making them easier to drive into tough materials.
Corrosion resistance: The galvanised finish offers superior protection against rust, making them suitable for outdoor and heavy-duty environments.
Versatility: They work well in various applications like fencing, roofing, landscaping, and heavy-duty masonry (when used with a nylon plug).

Specifics

Diameter (d1): Ø16mm
Length from under head (L): 200mm
Head height (k): 10mm
Across flats (s): 24mm
Across points (e): 26.17mm
Thread length: See diagram for indication. Please call us for exact measurement of current stock as it varies by batch
Material: Mild steel
Finish: Galvanised
Din standard: DIN 571

Click here to view a full size table

Technical line drawing of CS mild steel zinc plated coach screws

Delivery Options

TC Fixings Ltd offers a range of delivery services across the UK to suit different order sizes and delivery times. Orders are dispatched using reliable courier and postal services to ensure products arrive quickly and safely.

Delivery Summary

Free delivery: Orders over £30 nett qualify for free delivery
Same-day dispatch: Orders placed before 15:00 Monday–Friday are usually dispatched the same day (subject to stock availability)
Collection: Available from our premises
Local delivery: Free van delivery available in Saffron Walden and surrounding villages

Free Delivery

Orders over £30 nett qualify for free delivery.

If your order is close to the threshold, adding additional items may allow you to qualify for free delivery.

Free delivery applies to standard mainland UK delivery only.

Delivery Charges

Orders under £30 nett are subject to carriage charges. Available delivery options are shown below.

Royal Mail Services (Up to 2kg)

Service	Delivery Time	Cost
Royal Mail Standard 48 Tracked	3–5 working days	£4.99
Royal Mail 24 Tracked (Most Popular)	1–3 working days	£5.99
Special Delivery by 1pm	Next working day	£14.99
Special Delivery by 9am	Next working day	£49.99

Royal Mail services are available for consignments up to 2kg.

Courier Services

Service	Delivery Time	Cost
Standard Courier	2–3 working days	£6.98
Express Delivery (Most Popular)	1–2 working days	£8.99
Next Working Day by 13:00	Next working day	£10.99
Next Working Day by 11:00	Next working day	£14.99
Saturday Delivery	Saturday	£9.98

Orders placed before 15:00 Monday–Friday are normally dispatched the same working day, subject to stock availability.

Delivery Surcharges

Additional charges may apply in certain circumstances.

Extended Delivery Areas

Orders to the following locations may incur additional delivery charges:

Isle of Wight
Isle of Man
Scottish Highlands
Scottish Isles
Northern Ireland
Channel Isles

These charges will be shown at checkout where applicable.

Long Item Surcharge

Items measuring 1.5 metres or longer are subject to a £12 length surcharge per shipment.

Dispatch Information

Orders placed before 15:00 Monday–Friday are normally dispatched the same working day when all items are in stock.

Orders placed after this time, or on weekends and bank holidays, will be dispatched on the next working day.

Next working day delivery services apply Monday–Friday excluding bank holidays.

Collection

Customers may collect orders from our premises.

Collection orders are normally ready within 1 hour, provided all items are in stock. Please wait for confirmation before travelling to collect your order.

Local Van Delivery

TC Fixings offers a free local van delivery service to customers in Saffron Walden and surrounding villages.

Please contact our team for further information if you are located in this area.