12 point socket for bolts and screws
Edition 2020-10

Cylindrical head screws with inner contact flange - Driving feature 12 point socket
Edition 2018-09

Aerospace series - Wrench-double ended, bi-hexagonal - Straight, cranked, offset; German and English version EN 3711:2008
Edition 2008-12

Aerospace series - Sockets, bi-hexagonal - Technical specification; German and English version EN 3710:2008
Edition 2008-12

Raised countersunk head screws with 12 point socket
Edition 2005-11

Cheese head screws with flange with 12 point socket
Edition 2005-11

Cheese head screws with 12 point socket
Edition 2005-11

Aerospace series - Bolts, normal bi-hexagonal head, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated - Classification: 1100 MPa (at ambient temperature) / 235 °C; German and English version EN 4136:2009 + AC:2010
Edition 2011-01

Aerospace series - Bolts, large bihexagonal head, close tolerance normal shank, medium length thread, in heat resisting nickel base alloy, passivated - Classification: 1250 MPa (at ambient temperature)/650 °C; German and English version EN 3444:2006
Edition 2007-10

Aerospace series - Wrenches and sockets, bi-hexagonal - Technical specification; German and English version EN 3709:2006
Edition 2007-02