All steel design includes a 15/16" hex head and 5/8" shaft miller back 1-1/2" and undersized for 1/2" shaft opening. A self centering alignment tool is included.
- Four fingers attach to the fan blade. For durability they are made of hardened 4140 chrome moly steel.
- Remove squirrel cage type blower wheels
- Pull off fan blades
- Remove pulleys or sheaves
- Fits 1-3/4" hub maximum