The top Push button must be printed upside down with supports.
For assemply please take a look at fuchsr's comprehensive description. Assembly with the Benchy main body is completely identical.
And thank you fuchsr for that great model.
The author remixed this model.
Remix of the Filament Cutter by fuchsr. It is now the Benchy what cuts the filament in a perfect shape. This is the variant with sharp angle 65°.