20 Pcs M5, M6, M8 T-Slot Nuts for Aluminum Extrusion, Carbon Steel Metric Sliding Nuts, T Slot Fasteners for 2020,3030,4040 T-Slot Profiles, Machine Frames & DIY Projects

Build and secure aluminum extrusion structures with this 20-pack of T-slot nuts, available in M5, M6, and M8 thread sizes for compatible 2020, 3030, and 4040 series aluminum profiles. Made from durable carbon steel, these metric sliding nuts provide a reliable fastening solution for assembling and reinforcing modular aluminum extrusion frames. The T-slot design allows the nuts to slide smoothly within the profile channel, providing flexible attachment points for brackets, panels, accessories, and structural components. Designed for machine frames, workbenches, CNC structures, automation equipment, shelving, enclosures, and DIY aluminum extrusion projects. Please verify your profile series, slot dimensions, and required thread size before ordering.

• MULTIPLE SIZE OPTIONS – Select from M5, M6, or M8 metric threads compatible with 2020, 3030, and 4040 series T-slot aluminum extrusion profiles.

• PRECISION METRIC THREADING – Cleanly tapped M5, M6, or M8 threaded holes ensure smooth engagement with standard bolts, screws, and hardware.

• CARBON STEEL CONSTRUCTION – Made from durable carbon steel to provide reliable strength and long-lasting performance in heavy-duty applications.

• SLIDING T-SLOT DESIGN – Fits seamlessly inside compatible extrusion channels, allowing flexible positioning for mounting brackets, plates, and accessories.

• 20 PIECE PACK – Includes 20 T-slot nuts, ideal for machine frames, CNC builds, workbenches, 3D printers, automation systems, and DIY projects.