Specifications:

8-in-1 stainless steel combination spanner set
super thin / slim head and shank (just 1.5mm thick)
30 degree inclined head (at box end)
'Open' end sizes - 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm & 7.0mm
'Box' end sizes - 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm & 8.0mm
Constructed from SUS420J2 stainless steel (Hardness : HRC50±2)
supplied with a detachable chain to keep the set together