[Size] Thread Type: M4, Length: 10mm/0.39", Width: 6mm/0.24", Thickness: 4mm/0.16", Total Size: 10x6x4mm/0.39x0.24x0.16"(LxWxT). Note: Since the measurement tools are different, there will be 1-3 mm error.
[Material] Made of high quality carbon steel, these nuts have high hardness and lasting performance. It's a great substitute for your product.
[Easy Installation] Hammer head drop in T slot nuts, They can be directly into the aluminum slot hole in any of the assembly post, back spring ball can be fixed its position which make installation very simple and reliable.
[Package] The package include 50 pieces M4 thread T sliding nuts, which enough to meet your daily needs.
[Application] T-Nuts suitable for 2020 series aluminum profile, widely use for building industrial aluminum frame structures, 3D printers, etc.