Multiwing

Multi-Wing 4HL fan blade, Cut To 5 Inch - Unused

A nice touch on this air filter is the printed airflow direction arrow that never fades.


5ZR Multi-wing fan blade

A nice addition from LOTMOVE is the built-in measuring scale on some items.


x6 4ZR Multi-wing fan blade, cut to your specified length , with pitch pins

I tested Omni Tools on a heavy steel frame and they performed admirably.