- Roofing bolts
- Self-drilling screws Bi-metal
- Self-drilling screws, cross recessed pan head with tapping thread (DIN EN ISO 15481, UNI 8118)
- Self-drilling screws, cross recessed raised countersunk head with tapping thread (DIN EN ISO 15483)
- Self-drilling screws, hexagon washer head with tapping thread (DIN EN ISO 15480, UNI 8117)