Can you flip a sketch in fusion?
jamesdhatch: you can do this in Mach3 as well – just enter -1 in the scaling for the x or y axis.
How do you make a mirror plane in Fusion 360?
Select the object to mirror. Click Edit tab > Transform panel > Mirror. Select one of the plane buttons on the Mirror toolbar to mirror the objects on the opposite side of your chosen plane. A preview of the mirrored object is displayed, together with the mirror plane.