- Double Self-Countersunk Removing the Need to Counterbore
- Deep, Sharp, Single Thread for Cutting Cleanly through Wood
- Zinc-Plated
€21.95Inc Vat
- Flange Head with Reinforced Neck
- Single Thread with Ground Serrations for Fast & Accurate Driving
- Zinc-Plated & Blue-Passivated
€71.35Inc Vat