APPLY TO - For standard 20mmx20mm aluminum profile extrusion slot., such as building industrial aluminum frame structures, 3D printers, CNC routers, CNC laser cutters, robotics projects, and moreSPECIFICATION:Overall Dimensions: 10mm(L)x10mm(W)x4.4mm(H)/0.39"x0.39"x0.17"Fit for Thread Type: M4 ThreadQUANTITY INCLUDED - 12pcs x M4 T-NutsADVANTAGE - Simply put the nut head into the groove in the direction of the profile groove, and rotate it 90 degrees clockwise, it can automatically lock when it is installed.
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