FREE Delivery Over £30 Nett
15,000+ Stock Lines
30 Day Returns
Family Owned & Run
Celebrating 30 Years of Trading.
To mark 30 years of trading this month, we have reduced our carriage paid threshold to £30 nett.
A Guide to Stainless Steel 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. When you need extra strength and rust resistance for outdoor projects, stainless steel coach screws are a top choice, especially in environments with excess moisture.
Key Applications:
Important Note: While stainless steel offers excellent corrosion resistance, it’s softer than carbon steel. For best results, always use a pilot drill, especially in hard woods like oak.
Specifics
Diameter (d1): Ø6mm
Length from under head (L): 70mm
Head height (k): 4mm
Across flats (s): 10mm
Across points (e): 10.89mm
Thread length: See diagram for indication. Please call us for exact measurement of current stock as it varies by batch
Material: A2 (304) Stainless steel
Finish: Self colour (no plating)
Din standard: DIN 571
Click here to view a full size table

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.
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Dia: M5 (5mm)
Length: 25mm
SKU: A2CS05025
378 In Stock
£0.15
EACH
Dia: M5 (5mm)
Length: 30mm
SKU: A2CS05030
438 In Stock
£0.17
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Dia: M5 (5mm)
Length: 40mm
SKU: A2CS05040
157 In Stock
£0.21
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Dia: M5 (5mm)
Length: 50mm
SKU: A2CS05050
327 In Stock
£0.25
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Dia: M5 (5mm)
Length: 60mm
SKU: A2CS05060
316 In Stock
£0.32
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Dia: M5 (5mm)
Length: 70mm
SKU: A2CS05070
350 In Stock
£0.35
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Dia: M6 (6mm)
Length: 30mm
SKU: A2CS06030
122 In Stock
£0.12
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Dia: M6 (6mm)
Length: 40mm
SKU: A2CS06040
204 In Stock
£0.18
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Dia: M6 (6mm)
Length: 50mm
SKU: A2CS06050
586 In Stock
£0.16
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Dia: M6 (6mm)
Length: 70mm
SKU: A2CS06070
163 In Stock
£0.24
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Dia: M6 (6mm)
Length: 80mm
SKU: A2CS06080
371 In Stock
£0.34
EACH
Dia: M6 (6mm)
Length: 90mm
SKU: A2CS06090
115 In Stock
£0.33
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Dia: M6 (6mm)
Length: 100mm
SKU: A2CS06100
318 In Stock
£0.37
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Dia: M6 (6mm)
Length: 110mm
SKU: A2CS06110
60 In Stock
£0.46
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Dia: M6 (6mm)
Length: 120mm
SKU: A2CS06120
248 In Stock
£0.50
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Dia: M6 (6mm)
Length: 140mm
SKU: A2CS06140
215 In Stock
£0.71
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Dia: M8 (8mm)
Length: 40mm
SKU: A2CS08040
426 In Stock
£0.30
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Dia: M8 (8mm)
Length: 50mm
SKU: A2CS08050
815 In Stock
£0.37
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Dia: M8 (8mm)
Length: 65mm
SKU: A2CS08065
143 In Stock
£0.33
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Dia: M8 (8mm)
Length: 70mm
SKU: A2CS08070
152 In Stock
£0.34
EACH
Dia: M8 (8mm)
Length: 80mm
SKU: A2CS08080
332 In Stock
£0.35
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Dia: M8 (8mm)
Length: 90mm
SKU: A2CS08090
237 In Stock
£0.39
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Dia: M8 (8mm)
Length: 100mm
SKU: A2CS08100
210 In Stock
£0.39
EACH
Dia: M8 (8mm)
Length: 120mm
SKU: A2CS08120
159 In Stock
£0.58
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Dia: M8 (8mm)
Length: 130mm
SKU: A2CS08130
69 In Stock
£0.65
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Dia: M8 (8mm)
Length: 140mm
SKU: A2CS08140
51 In Stock
£0.69
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Dia: M8 (8mm)
Length: 150mm
SKU: A2CS08150
546 In Stock
£0.79
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Dia: M8 (8mm)
Length: 160mm
SKU: A2CS08160
57 In Stock
£0.98
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Dia: M8 (8mm)
Length: 180mm
SKU: A2CS08180
121 In Stock
£1.24
EACH
Dia: M8 (8mm)
Length: 200mm
SKU: A2CS08200
428 In Stock
£1.34
EACH
Dia: M10 (10mm)
Length: 40mm
SKU: A2CS10040
280 In Stock
£0.45
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Dia: M10 (10mm)
Length: 50mm
SKU: A2CS10050
461 In Stock
£0.43
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Dia: M10 (10mm)
Length: 60mm
SKU: A2CS10060
241 In Stock
£0.57
EACH
Dia: M10 (10mm)
Length: 70mm
SKU: A2CS10070
283 In Stock
£0.52
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Dia: M10 (10mm)
Length: 80mm
SKU: A2CS10080
28 In Stock
£0.57
EACH
Dia: M10 (10mm)
Length: 90mm
SKU: A2CS10090
200 In Stock
£0.62
EACH
Dia: M10 (10mm)
Length: 100mm
SKU: A2CS10100
412 In Stock
£0.60
EACH
Dia: M10 (10mm)
Length: 110mm
SKU: A2CS10110
180 In Stock
£0.80
EACH
Dia: M10 (10mm)
Length: 120mm
SKU: A2CS10120
75 In Stock
£0.81
EACH
Dia: M10 (10mm)
Length: 130mm
SKU: A2CS10130
260 In Stock
£0.83
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Dia: M10 (10mm)
Length: 140mm
SKU: A2CS10140
186 In Stock
£0.88
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Dia: M10 (10mm)
Length: 150mm
SKU: A2CS10150
175 In Stock
£0.93
EACH
Dia: M10 (10mm)
Length: 180mm
SKU: A2CS10180
183 In Stock
£1.48
EACH
Dia: M10 (10mm)
Length: 200mm
SKU: A2CS10200
55 In Stock
£1.47
EACH
Dia: M10 (10mm)
Length: 220mm
SKU: A2CS10220
78 In Stock
£2.73
EACH
Dia: M10 (10mm)
Length: 240mm
SKU: A2CS10240
23 In Stock
£3.30
EACH
Dia: M10 (10mm)
Length: 260mm
SKU: A2CS10260
19 In Stock
£3.57
EACH
Dia: M10 (10mm)
Length: 280mm
SKU: A2CS10280
Out of Stock
£3.74
EACH
Dia: M10 (10mm)
Length: 300mm
SKU: A2CS10300
34 In Stock
£4.01
EACH
Dia: M12 (12mm)
Length: 50mm
SKU: A2CS12050
89 In Stock
£0.61
EACH
Dia: M12 (12mm)
Length: 60mm
SKU: A2CS12060
173 In Stock
£0.70
EACH
Dia: M12 (12mm)
Length: 70mm
SKU: A2CS12070
161 In Stock
£0.84
EACH
Dia: M12 (12mm)
Length: 80mm
SKU: A2CS12080
88 In Stock
£1.03
EACH
Dia: M12 (12mm)
Length: 90mm
SKU: A2CS12090
179 In Stock
£1.18
EACH
Dia: M12 (12mm)
Length: 100mm
SKU: A2CS12100
572 In Stock
£1.33
EACH
Dia: M12 (12mm)
Length: 120mm
SKU: A2CS12120
142 In Stock
£1.60
EACH
Dia: M12 (12mm)
Length: 130mm
SKU: A2CS12130
62 In Stock
£1.45
EACH
Dia: M12 (12mm)
Length: 140mm
SKU: A2CS12140
105 In Stock
£1.54
EACH
Dia: M12 (12mm)
Length: 150mm
SKU: A2CS12150
187 In Stock
£1.87
EACH
Dia: M12 (12mm)
Length: 180mm
SKU: A2CS12180
91 In Stock
£2.12
EACH
Dia: M12 (12mm)
Length: 200mm
SKU: A2CS12200
369 In Stock
£2.31
EACH
Dia: M12 (12mm)
Length: 220mm
SKU: A2CS12220
205 In Stock
£3.02
EACH
Dia: M12 (12mm)
Length: 240mm
SKU: A2CS12240
170 In Stock
£3.28
EACH
Dia: M12 (12mm)
Length: 280mm
SKU: A2CS12280
104 In Stock
£4.16
EACH
Dia: M12 (12mm)
Length: 300mm
SKU: A2CS12300
168 In Stock
£4.24
EACH
Dia: M16 (16mm)
Length: 60mm
SKU: A2CS16060
Out of Stock
£1.91
EACH
Dia: M16 (16mm)
Length: 80mm
SKU: A2CS16080
68 In Stock
£3.76
EACH
Dia: M16 (16mm)
Length: 100mm
SKU: A2CS16100
58 In Stock
£3.62
EACH
Dia: M16 (16mm)
Length: 130mm
SKU: A2CS16130
100 In Stock
£3.20
EACH
Dia: M16 (16mm)
Length: 150mm
SKU: A2CS16150
155 In Stock
£4.21
EACH
Dia: M16 (16mm)
Length: 180mm
SKU: A2CS16180
20 In Stock
£6.43
EACH
Dia: M16 (16mm)
Length: 200mm
SKU: A2CS16200
41 In Stock
£5.29
EACH