Wood screw, with flat head and Torx drive. For fastening Niedax cable support systems with integrated functional integrity to load-bearing wooden components in accordance with DIN EN 1995-1-2. European technical assessment: Approval No. ETA-19/0553. For use in functional integrity, please observe additional regulations! Thread outside Ø: 6 mm Length: 60 mm Thread length: 56 mm Torx drive: T30 Head Ø: 14 mm Recommended tightening torque: 9.5 Nm Bore Ø softwood: 4.0 mm Bore Ø beech, oak, ash: 4.0 mm Material: steel, galvanized according to DIN EN ISO 2081/4042, blue passivated