Metal nut: easy to use t-nut is placed directly into the profile groove during the installation process, it can be automatically positioned and locked, Nickel-Plated Nut; Steel nut: t-slot nuts are tapped all the way through allowing for the bolt to pass all the way through, simple to use and convenient to connect aluminum profiles to other parts, T Slot Nut; Hammer head nuts: simple to use and easy to connect between aluminum profiles and other parts easy to install, T Nut Block; T-slot nut: surface is nickel-plated for good rust resistance and, Sliding Nut; Slider nut: made of carbon steel, it has high hardness and good abrasion resistance, Fastener Nut

What's in the box
180 x European Standard T-Slot Hammer Head Nuts for Aluminum Profiles,