From parallel waves: All Turn 1/2; centers Turn 3/4; very centers Trade; all Star 3/4 (form momentary parallel diamonds), then:

...Unwrap The Gears: all follow trailing points (Diamond Circulate to trailing point position) who walk ahead to form a column.

...Release The Gears: all follow trailing points ahead to Face In and form facing lines.

...Cut The Gears: centers on each side Trade, then Cut the Diamond.

...Spread The Gears: centers on each side Trade, then Diamond Circulate as points slide together.