[Inside Joint Connectors] - Thickness: 8mm / 0.31"; Hole Quantity: 2; Hole Size: M5; Total Size: 30mm x 9.5mm x 30mm / 1.18" x 0.37" x 1.18" (L*W*H); Package Content: 16 x Aluminum profile Angle Brackets, 65 x Set Screws. [Material] - Made of Zinc Alloy with a nickel plated surface, this aluminum corner bracket is of good rust resistance, high hardness, and long service life.. [Used for] - The L shape hidden corner bracket is 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.. [Application] - Built-in connection design with beautiful and simple features. They are for the 3030 series of aluminum profiles with slot 8mm. Widely used for building industrial aluminum frame structures, 3D printers, CNC routers, CNC laser cutters, robotics projects, woodworking machinery, fish tank, etc..
