Socket spanner insert Proxxon 30 mm 1/2 inch 23 428 description
Socket spanner size: 30 mm drive; 1/2 inch material: CrV steel 31 CrV3; forged; optimal surface protection: 2 x nickel-plated and 1 x chrome; all Proxxon sockets are equipped with the driver system, in which the drive is not over the corners but over the flanks; for high power transmission; edges and nuts remain untouched.