Drop-forged. With close tolerance jaw widths.
HOLEX ? With oval shaft.
Standard:
DIN 837 B / ISO 3318
Material:
HOLEX ? Chrome vanadium steel, chrome-plated.
Spanner length L: 130 mm
maximum ring ? D1 max: 16 mm
maximum ring ? D2 max: 17 mm
maximum ring height h1 max: 6 mm