Fourtress (Two Way)
The newest tamper resistant security screw.
- Unique tamper resistant drive
- Only removed and inserted with special SFF Bit (which is registered)
- 50mm Long Drive Bit fits directly into Drill Chuck
- Hardened steel with high corrosion resistance – Magni 565
- Resists drill/saw chisel attack.
- Machine screws from stock: M8X40, M8X50, M8X80, M8X100, M10X80, M10X100.
- Self threading screws: M8X35, M8X45
Other sizes are available to manufacture