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.
Coach bolts, also commonly known as carriage bolts or cup square hex, are a 'self locking' bolt used for timber to timber construction. The square underneath the head pulls into the timber and means you don't need to hold one side of the bolt with a wrench when tightening. Stainless steel coach bolts are a higher tensile strength than normal mild steel coach bolts, and so are not recommended for use in normal structural timber applications where joint movement needs to be accommodated. Stainless coach bolts and carriage bolts are ideal for exterior applications, or applications where the bolt will be exposed to excess moisture.
D: M6 x 1.00 pitch
L: 30mm
dk: 16.55mm
k: 3.88mm
v: 6.48mm
f: 4.60mm
b: Not specified by DIN 603 - please call us if you have any specific requirements
Material: Stainless steel
Grade: A2 (304)
Finish: Self colour
Supplied with nuts: No
DIN standard: DIN 603
Click here to view a full size table
Applications
Timber to timber applications, metal to timber applications, fencing, landscaping, roofing & construction, security.

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: M6
Length: 16mm
SKU: A2CSQ06016
980 In Stock
£0.13
EACH
Dia: M6
Length: 20mm
SKU: A2CSQ06020
109 In Stock
£0.15
EACH
Dia: M6
Length: 25mm
SKU: A2CSQ06025
141 In Stock
£0.15
EACH
Dia: M6
Length: 30mm
SKU: A2CSQ06030
189 In Stock
£0.17
EACH
Dia: M6
Length: 35mm
SKU: A2CSQ06035
101 In Stock
£0.17
EACH
Dia: M6
Length: 40mm
SKU: A2CSQ06040
267 In Stock
£0.17
EACH
Dia: M6
Length: 45mm
SKU: A2CSQ06045
74 In Stock
£0.19
EACH
Dia: M6
Length: 50mm
SKU: A2CSQ06050
237 In Stock
£0.21
EACH
Dia: M6
Length: 55mm
SKU: A2CSQ06055
224 In Stock
£0.24
EACH
Dia: M6
Length: 60mm
SKU: A2CSQ06060
136 In Stock
£0.35
EACH
Dia: M6
Length: 65mm
SKU: A2CSQ06065
148 In Stock
£0.29
EACH
Dia: M6
Length: 70mm
SKU: A2CSQ06070
150 In Stock
£0.29
EACH
Dia: M6
Length: 75mm
SKU: A2CSQ06075
179 In Stock
£0.34
EACH
Dia: M6
Length: 80mm
SKU: A2CSQ06080
100 In Stock
£0.50
EACH
Dia: M6
Length: 90mm
SKU: A2CSQ06090
23 In Stock
£0.32
EACH
Dia: M6
Length: 100mm
SKU: A2CSQ06100
135 In Stock
£0.31
EACH
Dia: M6
Length: 120mm
SKU: A2CSQ06120
159 In Stock
£0.76
EACH
Dia: M6
Length: 150mm
SKU: A2CSQ06150
299 In Stock
£0.70
EACH
Dia: M8
Length: 25mm
SKU: A2CSQ08025
80 In Stock
£0.32
EACH
Dia: M8
Length: 40mm
SKU: A2CSQ08040
358 In Stock
£0.34
EACH
Dia: M8
Length: 50mm
SKU: A2CSQ08050
307 In Stock
£0.32
EACH
Dia: M8
Length: 70mm
SKU: A2CSQ08070
308 In Stock
£0.43
EACH
Dia: M8
Length: 90mm
SKU: A2CSQ08090
259 In Stock
£0.55
EACH
Dia: M8
Length: 100mm
SKU: A2CSQ08100
242 In Stock
£0.96
EACH
Dia: M8
Length: 120mm
SKU: A2CSQ08120
150 In Stock
£0.79
EACH
Dia: M8
Length: 130mm
SKU: A2CSQ08130
218 In Stock
£0.84
EACH
Dia: M8
Length: 150mm
SKU: A2CSQ08150
150 In Stock
£0.91
EACH
Dia: M10
Length: 25mm
SKU: A2CSQ10025
263 In Stock
£0.46
EACH
Dia: M10
Length: 30mm
SKU: A2CSQ10030
160 In Stock
£0.37
EACH
Dia: M10
Length: 40mm
SKU: A2CSQ10040
200 In Stock
£0.42
EACH
Dia: M10
Length: 45mm
SKU: A2CSQ10045
104 In Stock
£0.55
EACH
Dia: M10
Length: 50mm
SKU: A2CSQ10050
162 In Stock
£0.52
EACH
Dia: M10
Length: 70mm
SKU: A2CSQ10070
76 In Stock
£0.81
EACH
Dia: M10
Length: 80mm
SKU: A2CSQ10080
297 In Stock
£0.73
EACH
Dia: M10
Length: 90mm
SKU: A2CSQ10090
178 In Stock
£0.86
EACH
Dia: M10
Length: 100mm
SKU: A2CSQ10100
117 In Stock
£0.93
EACH
Dia: M10
Length: 110mm
SKU: A2CSQ10110
169 In Stock
£1.03
EACH
Dia: M10
Length: 120mm
SKU: A2CSQ10120
Out of Stock
£1.11
EACH
Dia: M10
Length: 130mm
SKU: A2CSQ10130
380 In Stock
£1.13
EACH
Dia: M10
Length: 150mm
SKU: A2CSQ10150
945 In Stock
£1.18
EACH
Dia: M10
Length: 160mm
SKU: A2CSQ10160
135 In Stock
£1.30
EACH
Dia: M10
Length: 180mm
SKU: A2CSQ10180
478 In Stock
£1.85
EACH
M10x180mm
*Part Thread*
SKU: A2CSQ10180/32
9 In Stock
£1.19
EACH
Dia: M10
Length: 200mm
SKU: A2CSQ10200
135 In Stock
£2.04
EACH
Dia: M10
Length: 260mm
SKU: A2CSQ10260
1096 In Stock
£4.11
EACH
Dia: M10
Length: 300mm
SKU: A2CSQ10300
1069 In Stock
£4.70
EACH
Dia: M12
Length: 50mm
SKU: A2CSQ12050
454 In Stock
£1.09
EACH
Dia: M12
Length: 80mm
SKU: A2CSQ12080
94 In Stock
£1.46
EACH
Dia: M12
Length: 90mm
SKU: A2CSQ12090
85 In Stock
£1.70
EACH
Dia: M12
Length: 100mm
SKU: A2CSQ12100
239 In Stock
£1.70
EACH
Dia: M12
Length: 110mm
SKU: A2CSQ12110
94 In Stock
£1.52
EACH
Dia: M12
Length: 120mm
SKU: A2CSQ12120
170 In Stock
£1.52
EACH
Dia: M12
Length: 130mm
SKU: A2CSQ12130
17 In Stock
£1.64
EACH
Dia: M12
Length: 140mm
SKU: A2CSQ12140
64 In Stock
£1.99
EACH
Dia: M12
Length: 150mm
SKU: A2CSQ12150
954 In Stock
£1.75
EACH
Dia: M12
Length: 160mm
SKU: A2CSQ12160
100 In Stock
£3.14
EACH
Dia: M12
Length: 180mm
SKU: A2CSQ12180
Out of Stock
£2.81
EACH
Dia: M12
Length: 200mm
SKU: A2CSQ12200
481 In Stock
£2.98
EACH
Dia: M12
Length: 220mm
SKU: A2CSQ12220
3 In Stock
£4.12
EACH
Dia: M12
Length: 240mm
SKU: A2CSQ12240
Out of Stock
£5.71
EACH
Dia: M12
Length: 260mm
SKU: A2CSQ12260
848 In Stock
£5.17
EACH
Dia: M12
Length: 300mm
SKU: A2CSQ12300
989 In Stock
£5.89
EACH