Tel: 01827 54448 

Spanner and Key Sizes for Common Fasteners 

We have a full range of spanners, sockets, keys, wrenches, and drivers always in stock! 
 
We also keep a wide range of ancillary products such as taps and dies, threadlock (various types), abrasives and lubricants. 

Spanner & Hex Key Sizes for Sets/Bolts and Socket Caps 

Size 
Spanner Size 
Hex Key Size 
M8 
13mm 
6mm 
M10 
17mm 
8mm 
M12 
19mm 
10mm 
M14 
22mm 
12mm 
M16 
24mm 
14mm 
M18 
27mm 
14mm 
M20 
30mm 
17mm 
M24 
36mm 
19mm 

PLACING AN ORDER 

Please contact us to place an order. 
Specialist Fastener Stockist 
CW Fasteners Limited 
Unit 60, Sandy Way, Amington Industrial Estate, Tamworth, Staffordshire, B77 4DS 
VAT Registration: GB113212240 
Company Registration: 1703952 
Copyright 2019 © CW Fasteners 
Tel: +44 (0)1827 54448 
Fax: +44 (0)1827 61552 
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