Galvanized Steel Spring Channel Nut 1 Size: 1/4'' 3/8'' 5/8'' 2 Material: Steel 3 Used to fix strut channel Strut Channel Steel Spring Nut/ Galvanized Steel Channel NutChannel Spring Nuts are self-aligning nuts that provide resistance to pull out and side slip beyond the normal strength of the channels. The nuts feature alternate teeth, spaced and designed for a wedging action, that increase with ...