20pcs/set extrusion aluminium profile for 3d printer block t-nuts

the european standard t-nut is a special fastener for the european standard profile (t-slot). place the nut head into the groove in the direction of the profile groove and rotate it 90 degrees clockwise. it can automatically position and lock during the installation process. it is used with the hexagon socket bolt to assemble the corner piece. used to professional diy cnc/3d printer,hand lever, plasma, lasers, stands, furniture, etc.