20 Packs 5/16-18 Threaded Steel Roll in T-Nut with Ball Spring, T Slot Accessories for Aluminum Extrusion Profile Rail

Key features

• 1.Premium Material: Roll-in spring T-Nut is made of 1045 steel with a bright zinc finish, durable for long lasting and rust-proof.
• 2.Widely Use: This 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.
• 3.The ball spring allows you to hang this t slot aluminum extrusion accessory in a vertical position.
• 4.Size and Type: Roll in Spring T Nuts measures .86 x .51 x .36 inches with a 5/16-18 thread and comes with a ball spring.
• 5.Easy to Install: Sliding nut can only be inserted into T-slot from the end profile, Very easy to be slide into T-slot of aluminum profile. Back spring ball can be fixed its position which make installation very simple and reliable.

Free shipping included. 30-day hassle-free returns.