guide groove

The cartridge guide grooves were only on the upper rear of the magazine.

The anodized basic profiles and modules are equipped with integrated guide grooves for one or more circuit boards.

If the strip is narrow and thick enough, side rolls with guide grooves can be used to bend the material laterally to remove the camber.

One contains the laser guiding groove and is coated with the recording dye and a silver alloy or gold reflector.

I'm still trying to figure that big U.S. Army guy," Roselli said, moving a slide into the guide grooves on the frame of the pistol he was working on. "