![Self drilling screw Metric TX drive](https://befestigung24.de/out/pictures/generated/category/thumb/1140_250_75/2412_7.4_masse.jpg)
Self drilling screw Metric TX drive
• Blue zinc plated, min. 5 my
• Countersunk head 90°, Ø 7.4 mm
• TX20 drive
• Metric screw thread, Ø 4 mm
• Drill bit 4.5 mm long
• Roller sorted < 1000 ppm
• Reinforcement thickness up to 3.5 mm