Some of us have a lot of sae others have a full range of metric and most of us have a balanced mix of both.
M6 allen wrench dimensions.
Standard metric wrench conversion chart bolt diameter standard metric 1 8 5 16 8mm 3 16 3 8 10mm 1.
Our take on these 6 allen wrench sizes is that they should only be purchased if absolutely necessary for your work.
Metric to imperial for allen keys.
The inch or millimeter size may have rubbed off with use or may be entirely too small to read.
Whatever your setup our wrench conversion chart will tell you the best fitting standard or metric wrench to use for any given bolt.
In this case an allen wrench or hex key chart can make finding the right size for your socket head much easier.
Common metric hex key sizes in addition to the precision sizes mentioned above the common metric allen wrench sizes are 1 5 mm 2 mm 2 5 mm 3 mm 4 mm 4 5 mm 5 mm 5 5 mm 6 mm 7 mm 8 mm 9 mm 10 mm.
If you live in the u s chances are you have more sae wrenches in your tool box.
The basic range of sizes although not all sizes are included in all sets is.
Not using the exact size hex key is not advised because stripping rounding of the socket can easily occur.
Most allen wrenches have the size stamped clearly on the side of the tiny angled tool.
And for our international readers you likely have more metric wrenches in yours.
Moving over to the right hand side we ve provided the metric to sae guide for allen wrench conversions similar to the metric hex keys the sae hex wrenches don t always have a perfect substitute as seen for sae size 3 16.
We all have a mix of wrenches in our tool boxes.
Whatever the case may be our wrench conversion chart will give you the best fitting standard or metric wrench for a given bolt size.
This allen wrench size conversion chart converts metric sized wrenches to standard sized wrenches and shows which wrenches are roughly interchangeable.