Package Included: 20 pcs black aluminum corner bracket inside joint plate, 40 pcs M5 T nuts, 40 pcs M5x8mm hex socket cap screw Bolt , 1 piece wrench.

Material: corner bracket joint plate: high quality aluminum alloy; t nut: high quality carbon steel; hex screw: high quality carbon steel; allen wrench: high quality carbon steel.

2020 Series Aluminum Profile Connector widely used office and factory appliance for building industrial aluminum frame structures, 3D printers, 3D carvers, CNC Routers, CNC laser cutters, Robotics
Projects, etc. Compatible with: 80/20 20 Series, Mishmi 5 Series, Open builds v type, Open builds C-Beam, and other standard v type/t type 6mm Slot aluminum extrusions.

High quality aluminum,surface anodic oxidation treatment, will not drop color, M5 T-Nuts and M5 hex socket cap screws made from high quality carbon steel galvanized, good rust resistance, high hardness and a long service life.

You can contact with us by amazon if you have any questions for our products , we will give you a satisfactory solution within 24 hours