EASYDRIVE PHILLIPS DOUBLE-COUNTERSUNK WING SCREWS 5.5MM X 40MM 100-PACK

For fixing chipboard to steel. Self-drilling point. Wings cut clearance holes in wood then snap off when they reach steel, preventing wood from 'jacking up'. Under-head ribs for self-countersinking. Zinc-plated.

FEATURE

• Double-Countersunk Head with Underhead Ribs
• Carbon Steel Construction
• Zinc-Plated
• Self-Drilling
• Fully Threaded
• 60° Self-Tapping Thread
• Case-Hardened