Heat Set Insert holder M2-M8

Heat Set Insert holder for Vertical Heat Press Machine from 3DZWMAN. Two M3 (3.0mm) mounting holes at top and bottom. I secured it to the 2040 rail with printed 2020 t-nuts and M3x6.0 screws. Insert hole diameters : 6.35, 6.35, 6.35, 6.35, 7.25, 7.50, 10.5mm