Suitable for 4040 series aluminum profiles. components are made of aluminium alloy, which is firm and durable. The L shape corner bracket used for setting up a right angle connection of the two aluminum profiles, insert the two ends of the L bracket into the groove of the profile, and tighten the set screw to fix the two profiles. Built-in connection with beautiful and simple features. Widely used for building industrial aluminum frame structures, 3D printers, CNC Routers, CNC laser cutters, Robotics Projects. Specification:Material: Aluminum AlloyHole Quantity: 4Hole Diameter: 8mm / 0.31"Hole Size: 25mm x 8mm / 1" x 0.31" (L*W)Total Size: 80mm x 40mm x 80mm / 3.15" x 1.57" x 3.15" (L*W*H) Package Content:4 x 4080 Aluminum Brackets
