- Heavy EPDM washer provides a weather-proof seal (9/16″ OD x 1/8″ thick)
- Recommended fastener for installation of corrugated-panel roofing as well as sheet-metal roofing and siding in corrosive environments
- Annular ring shank increases withdrawal resistance to provide a secure attachment to wood members
- These products are subject to quantities on hand or may require special ordering and are subject to minimum order quantities and longer lead times. Call Simpson Strong‑Tie for details (800) 999-5099.