- Double-Countersunk Head with Underhead Ribs
- 40° Thread for Secure Fixing & High Pull-Out Resistance
- Zinc-Plated
£14.29Inc Vat
- Ribs Under Head for Clean Countersinking
- Optimised Thread to Reduce Torque & Enhance Pull-Out Resistance
- Zinc-Plated & Yellow-Passivated
£19.99Inc Vat
- Multi-Head Countersinks Screw Head Flush
- Single Thread with Ground Serrations for Fast & Accurate Driving
- Zinc-Plated & Blue-Passivated
£12.99Inc Vat
- Ribs Under Head for Clean Countersinking
- Optimised Thread to Reduce Torque & Enhance Pull-Out Resistance
- Zinc-Plated & Yellow-Passivated
£37.99Inc Vat