2 Double ring spanner set

Most common sizes in a kit

Acc. to DIN 838, ISO 3318, ISO 1085, ISO 10104

Rings deep offset, strong but thin walls

Vanadium steel 31CrV3, chrome-plated

Satin non-glare finish

Carefully forged and professionally machined:

Ring: thin-walled, 5° deep offset from shaft, with UD profile for gentle transmission of force

High bending strength - does not fracture or splinter when overloaded, thus minimising the risk of injury

Overloading indicated by deformation

For extremely deep or inset bolts

Top-grade industrial quality for the hardest of continuous use