Introducing the L-Shape Interior Joint Bracket Set, a perfect solution for creating strong, reliable connections in your 4040 series aluminum extrusion projects. This set includes 4 high-quality inside corner connectors that facilitate easy assembly and provide a stable right angle connection between two aluminum profiles.

Crafted from premium zinc alloy and featuring a nickel-plated finish, these brackets are designed to resist rust and corrosion, ensuring a long-lasting service life. With a thickness of 10mm (0.39 inches) and a total size of 44mm x 12.5mm x 40mm (1.73′ x 0.49′ x 1.57′), each joint bracket is engineered for strength and durability.

These L-shape hidden corner brackets are specifically designed for the 4040 series of aluminum profiles with an 8mm slot. Their elegant built-in connection design not only provides functionality but also enhances the aesthetic of your projects. They are ideal for a variety of applications including:

• Building industrial aluminum frame structures
• 3D printing setups
• CNC routers and laser cutters
• Robotics projects
• Woodworking machinery
• Fish tank supports

Installation is straightforward and user-friendly. Simply insert the two ends of the L bracket into the groove of the aluminum profile, and use the set screws and a wrench to secure the two profiles together. Please note that a deviation of 1-2mm may occur due to manual measurement, so it is recommended to check the required size before making a purchase.

In conclusion, the L-Shape Interior Joint Bracket Set is an essential addition to any DIY enthusiast or professional’s toolkit. With its robust construction, ease of use, and versatility across various applications, this product is sure to meet your needs and exceed your expectations.