M4-30Profiles（20pcs)Threaded T-Nuts Hammerhead Fastener Nuts Sliding T-Nuts, 304 stainless steel Nuts for 20/30/40/45 Series Aluminium Extrusions T-Slot
Merital: All of them are made of high hardness nickel plated carbon steel, with good trust resistance and better performance, durable for long time use
Easy To Install: They can be directly into the aluminum slot hole in any of the assembly post, back spring ball can be fixed its position which makes installation very simple and reliable
Application: T-Nuts suitable for series aluminum profiles marked, widely used for building industrial aluminum frame structures, 3D printers, CNC Routers, CNC laser cutters, robotics projects
