Box joint (= double guidance). Designed to prevent fingers being trapped. Induction hardened. Notched serrated jaws, self-clamping on pipes and nuts. Multi-position stepped adjustment.
Red powder-coated, polished jaws and joint.
Standard:
DIN ISO 8976
Material:
Chrome vanadium steel, drop forged.
Hexagon across flats: 30 mm
Jaw capacity for pipes: 1.1/4 in