About This

• Fits 5/16" Screws: Precision inner diameter provides a firm, leakproof seal for 5/16" roofing and metal screws.
• EPDM Bonded + 304 Stainless Steel: Durable bonded design ensures long-term waterproof and rust-resistant performance.
• Ideal for Roofing & Metal Panels: Prevents leaks on sheds, barns, carports, and metal siding installations.
• Strong Seal for Exterior Fasteners: Works with roofing screws and self-tapping screws on wood, metal, and composite surfaces.
• 100-Pack for Contractors: Convenient resealable pack includes 100 heavy-duty sealing washers.

Overview

• Material : Stainless Steel
• Outside Diameter : 0.75 Inches
• Washer Type : Sealing
• Exterior Finish : Stainless Steel
• Fastener Size : 5/16" X 3/4"