20 Pcs 4545 Series T Spring Nut, M8 Thread Roll in Spring Post Assembly T Nuts Hammer Head Fastener Nut Drop in T-Nut for 45 Series Aluminum Extrusion Profile T Slot 10mm for 3D Printer (M8)

20 Pcs 4545 Series T Spring Nut, M8 Thread Roll in Spring Post Assembly T Nuts Hammer Head Fastener Nut Drop in T-Nut for 45 Series Aluminum Extrusion Profile T Slot 10mm for 3D Printer (M8)

• Size: 23mm x 15mm x 8.7mm (L x W x H),thread:M8 metric.
• Material:high quality carbon steel, the surface is Nickel-plated.These post-assembly nuts have high hardness and a long service life and good rust resistance. Back spring ball can be fixed its position which make installation very simple and reliable.
• Include 20 Pcs spring ball tee nut,they have clean thread and they can be directly into the aluminum slot hole in any of the assembly point,make your job easier.
• Aluminum Profile T-Nuts widely used for building industrial aluminum frame structures, 3D printers, CNC Routers, CNC laser cutters, Robotics Projects, 3D carvers, machine guards, workstations, etc.
• These hammer head drop in T slot nuts work well in 45x45mm aluminum extrusion profile t-slot 10mm.Please confirm the size referring image before purchasing.