How to join t-slot profile with a Standard Nut and Bolt connection

22Pcs 2020 Aluminum Extrusion Connectors 3-Way End Corner Bracket Connector Black T Slot L-Shape Interior Corner Joint Bracket for Aluminum Extrusion Profile

For right-angle joints The T-connectors can be used to combine round tubes and profile tubes with type I 8 slot aluminium profiles The adapter plate is

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ts eamcet slot booking 2024 Buy 4Sets 20304045 Series L Type T Slot 90 Degree Interior Corner Connector Joint Bracket Fastener Aluminum Profile EU Standard at Aliexpress for