50 Pack 4040 Series M8 Hammer Head T Slot Nuts for 40 Series Aluminum Extrusion Nickel Plated Carbon Steel Fasteners Sliding T Nuts in 8mm Slot Durable Rust Resistant Hardware for Heavy Duty Builds

Pack of 50 Hammer Head T-Slot Nuts for 40x40 Extrusion
✔️ 50 pcs hammer-head T-slot nuts for 40 series aluminum profiles, M8

These M8 hammer-head T-slot nuts are designed for 40x40 aluminum extrusion (40 mm x 40 mm, 1.57 x 1.57 in) and come in a pack of 50. They drop in easily with a spring ball to lock position, making assembly quick and reliable for frames, CNC machines, 3D printers, and robotics projects.

✅ Package: 50 pieces in a pack.
✅ Material: nickel-plated carbon steel for high hardness and rust resistance.
✅ Design: hammer head drop-in T-slot nut fits 8mm slots in 40x40 profiles.
✅ Application: suitable for 3030/4040 aluminum profiles, CNC routers, 3D printers, robotics.

💡 What is a T-slot nut used for in aluminum extrusion systems? T-slot nuts are handy fasteners that slide into the extrusion slots and provide a threaded mounting point for bolts, ideal for building frames, enclosures, or machine guards. - easy-to-use with 8 mm bolts in 40x40 profiles - secure joints for CNC routers, 3D printers, and robotic assemblies - drop-in hammer head style for quick installation