What is T-Slot and other profiles

CAST IRON T-SLOT RAILS t slot rails Exporter of T-Slotted Floor Clamping Rails And Floor Skid timnas4d slot You probably haven't spent much time in a manufacturing environment, somebody needed to create the extrusion dies , so the $15

triple double diamond slot machine free games T slot solar panel mounting aluminum rail 16# T slot solar panel mounting aluminum rail 16# is mainly used for ground mounting system, it's with anodization