Drop-In T-Nut 1/4-20 Threaded Steel For Aluminum Extrusion Profiles And Rails Fits 15 And 40 Series T-Slot 20 Pack Built To Lock In Tight And Move Smoothly

Drop-In T-Nuts: 1/4-20 Steel for 15/40 Series, 20-Pack
✔️ Secure, nickel-plated steel, 1/4-20 threads, fits 15/40 series 20-pack

These drop-in T-nuts are steel fasteners designed for aluminum extrusion systems in CNC machines, laser cutters, and rigid frame builds. They slide into 1.5 in. based extrusions (15 and 40 series) to provide secure, threaded connections that move smoothly along the T-slot rails.

✅ Thread size: 1/4-20 UNC, diameter 6.35 mm (0.25 in)
✅ Material: nickel-plated steel for durability and corrosion resistance
✅ Fits 1.5 in. T-slot extrusions (38.1 mm) for 15/40 series
✅ Pack size: 20 pieces per order
✅ Easy drop-in installation for quick setup

💡 What is a drop-in T-nut used for in aluminum extrusion systems?

These handy fasteners let you quickly add threaded joints to aluminum frames. - Handy for CNC frames, 3D printers, robotics, and laser cutters - Fits 15/40 series 1.5 in. extrusions, sliding smoothly in the T-slot - Supports standard 1/4-20 bolts for secure mounting