Looking for slim M6 or M8 t-nuts that would fit this extrusions

T-Slot Nut 8 M6, stainless m6 slot nut M6 T Slot Rectangle Nut in Grade 10 Steel Zinc & Clear Cr3 with dimensional measurements, in a range of finishes m6 t slot nut T-slot Nuts are inserted into the aluminum profile grooves to connect one profile to another or to secure components to profile structures,

m6 slot nut Nut M6