Forgefast pozi compatible elite performance wood screws zy forgefix ffp640y these forgefast wood screws from forgefix have pozidriv compatible heads and are available in a wide range of sizes each screw has 6 underhead lobes for improved countersinking and reduced surface dust and a reinforced countersunk neck to improve holding powerthe thread is serrated for improved pull out and reduced torque while the double cutting point allows faster drilling time and reduced clogging of wood dust a