-Secures lightning protection conductors and prevents displacement -Mechanically secured with screws or nailsPart Number PC010C Article Number 711390 Material Copper Outer Diameter (OD) 10 mm Depth (D) 15 mm Width (W) 42 mm Hole Size (HS) 7 mm Certifications Qualifoudre Standard Packaging Quantity 50 pc UPC 78285687993 EAN-13 8711893021080