Unslotted Indented Hex Washer Head with 304 Stainless Steel Bonded Washer, Type ‘17’, Strong-Shield Coated

• Bonded washer creates leak proof seal
• Exceeds 1,000/hr. salt spray resistance
• ACQ Compatible
• Rust/Acid Rain Protection

• Material Application: Attaches metal to wood. Used in roofing and siding applications