Aluminum Multi T-Track Fence Woodworking Profile Slot Sliding Brackets Miter. The profile can be used for fences and different kind of woodworking projects like CNC, Table Saw, Router Table etc. Material: aluminum alloy 6061. Type: Aluminium Profile/T-tracks Slot Miter Connector. For: T-Slot, T-Tracks, Fence. Size: As picture shows.