Roll In Spring M6 T Nut For 4040 Aluminum Extrusion, Ball Elastic Nut Fits 8mm Groove Depth, Nickel Plated Carbon Steel, Pack Of 12 For Solid T Slot Assembly And Easy Fastening

M6 Roll Ball Elastic T-Nuts for 4040 Aluminum, 12-Pack
✔️ 12 pcs, M6 thread, fits 40x40 T-slot, nickel plated

These Roll Ball Elastic Nuts are nickel-plated carbon steel fasteners for 4040 aluminum extrusion profiles. They snap into the 40x40 T-slot to provide secure, reusable mounting points for CNC machines, 3D printers, laser cutters, guards, and workstations.

✅ Material: nickel-plated carbon steel for rust resistance
✅ Thread: M6 to fit standard T-slot screws
✅ Dimensions: 22 mm length x 13.3 mm width x 8.9 mm thickness (0.87 in x 0.52 in x 0.35 in)
✅ Groove depth: suitable for 8 mm groove depth; deeper grooves may require shrapnel nuts
✅ Pack: 12 pieces per pack for multiple assemblies

💡 What is a roll in T nut used for with 40x40 aluminum extrusion?

Roll-in nuts give you quick mounting points for frames and fixtures. - Handy for CNC machines, 3D printers, guards, and workstations - Works with M6 screws and 8 mm groove depth - Reusable, secure clamping without needing tapped holes