Wera 870/1 05136000001 Connector piece Drive (screwdriver) 1/4 (6.3 mm) Downforce 1/4 (6.3 mm) 25 mm 1 pc(s)

Application: socket wrench insertsoutput: 1/4-outer squaredrive: 1/4 Hexagon

Price: £ 7.49 from Conrad Electronic