Multipurpose usage The 5 Hole Joint Plate Corner Angle Plate Support Connection Strip is designed to work with 3030 and 4040 aluminum profiles and 2020 corner brackets. It provides sturdy support and reliable connections for aluminum profile structures, delivering stability and durability across a variety of applications. Effortless installation The 5hole design allows quick and easy installation. Align the plate with the corresponding bracket holes and secure them with screws to create a solid, dependable joint. Material and durability Made from aluminum alloy, this joint plate is built to last. It is sturdy and corrosionresistant, capable of withstanding heavy loads to provide longlasting support for aluminum profile constructions. Sleek and versatile design The plate features a black or silver finish that adds a sleek, modern touch to any project. It is suitable for both industrial and DIY applications, including building frames, workbenches, shelving systems, and more. Use scenarios Build a modular workbench frame by joining 3030 or 4040 profiles with 2020 corner brackets for a stable, scalable workspace. Assemble a robust shelving system in a workshop or garage, using the 5hole plate to reinforce corner joints. Reinforce corner connections on aluminum profile enclosures or frames for lightduty machines, displays, or exhibition stands.