10pcs T Track Bolt M6x45 Stainless Steel T Slot Bolt T-slot Sliding

I am looking for steel T tracks which can be welded in place to make a fabricated table with T slots All I have found so far are aluminum T

M8 T Nut Screws T-Track Sliding Carbon Steel T-Slot Miter Track Tool $1283 M8 T Nut Screws T-Track Sliding Carbon Steel T-Slot Miter Track Tool 5Pcsset

steel t slot table I have steel There are plenty of production machines out there that use two sheets of MDF glued together as a table top with aluminum T track

steel t slot extrusion T-Track SKU: A105302; Category: T-Tracks For mount on a machine or workbench Steel T-slot nut with M6