Stainless  steel, hot forged.
Ring end hexagon profile, with 20° offset.
Suitable for small spaces.
8pcs Combination Spanner:
 open end size 3.2 mm / ring size: 4 mm
 open end size 4 mm / ring size: 5 mm
 open end size 5 mm / ring size: 5.5 mm
 open end size 5.5 mm / ring size: 6 mm
 open end size 6 mm / ring size: 7 mm
 open end size 7 mm / ring size: 8 mm
 open end size 8 mm / ring size: 9 mm
 open end size 9 mm / ring size: 10 mm