Metric shear bolt grades

[jeff408]

When I got my tiller I bought some extra shear blots at that time. They are marked 4.8 on the head they are approx 3/8 in dia. Could someone tell me what grade they are (grade 2 or grade 5 ect)?
Thanks, Jeff

 

[greg_g]

ISO-- SAE
4.6--- 1
4.8--- 2
5.6--- 2
5.8--- 2
6.6--- 3
6.8--- 3
6.9--- 3
8.8--- 5
10.9-- 8

//greg//

 

[jeff408]

Thanks a bunch for the info
Jeff