Heavy-duty Racor/Tornado hooks by E-Z Ancor features include: Tang on back plate allows for easy installation-simply press into wall, then install. Leveling lines on plate allow for easy leveling and alignment with corresponding hooks. Extended-length plate design distributes weight better for superior holding power. Solid metal construction, with no weld points, adds strength and reliability. Unique cutting wings on tip self-drill into drywall or wood. Patented bi-level thread diameter holds tight in drywall or wood. Smooth fastener head provides finished look. Large J-hook is made of rubber-coated zinc alloy. Load capacity: Up to 30 lb. in drywall, up to 60 lb. in wood stud, and up to 45 lb. if both. Includes: 2 hooks and 4 screws per card.