857/4 Z Spanner bits, 4 x 89 mm The Wera high quality bits for spanner screws. Tough viscous for universal use. " hexagon, suitable for holders as per DIN ISO 1173-F 6.3. For spanner screws
Ductile and tough for hard materials
1/4" hexagon drive (Wera connecting series 4) Application: Spanner screws Drive 1/4" hexagon, suitable for DIN ISO 1173-F 6.3 bit holders Design Tough, for universal use