Figure 1. This DIY shelf features a 1ÌŽ × 3 in. grooved extrusion with black endcaps and hinges. Image courtesy of 80/20. A popular toy throughout the 20th Century, Erector Sets consisted of metal bars ...
AutomationDirect has added SureFrame cut-to-length T-slotted extruded aluminum rails. Slotted aluminum rail structures are lightweight, economical, and easy to construct. This structure system is very ...