Pfaff Sewing Machine Lever

Hello all,

this time, my mother-(soon to be)-in-law came up with an ancient if not prehistoric sewing machine "Pfaff Type 1199".

She claimed, the machine would work well, however the lever that elevates the stamp to hold down the fabric while sewing, is broken. The stamp can still be moved, but using pliers is no fun, she mentioned with jokingly daring eyes.

Assuming the machine might be a mere 3-4 decades old, the old lever has done its deed and desintegrated at its most vulnerable point: The axle socket.
Unfortunately, the previous repair attempts using tesa tape failed (I won't say who tried that).

The replacement needs to be sturdy enough to form a tight grip around the short and worn axle.
This is important in order to lever the cam up that lifts the spring loaded cam follower inside the sewing machine. Since the cam follower has a heavy spring, I decided to go with a split grip design that uses an additional M3 screw to clamp the axle tight.

The diameter of the s