Tri-Groove Tamper Proof Security Nuts Zamak 5 Zinc 5/8\-11 - QTY 25
- These tri-groove Nuts are corrosion resistant 316 stainless steel, making the fasteners suitable for long term applications in harsh environments..
- Common applications of 316 stainless steel fasteners include use on boats, docks, piers, and pools..
- Tri Groove nuts are also referred to as T Groove, Trident Drive and Coned Trident Drive Nuts..
- May only be installed and remove using tri groove or trident drivers or sockets - Sold Separately.