The Grainger Approved Economy Floor Mount Base Plate is a sturdy steel base plate designed for mounting machinery, equipment, and other floor-mounted applications. It features four 0.625"-diameter mounting holes in a 5.5" x 5.5" bolt pattern and measures 6" x 6" x 0.5" thick. The base plate is made from hot rolled steel and has a durable black powder coat finish to help resist corrosion. With its versatile mounting pattern, this base plate provides a sturdy foundation for securely anchoring equipment to the floor in industrial environments.