05-29-2012, 04:47 PM
Unal,
Here is another way
Drill the brass 4mm dia, then carefully centre punch the shaft with 12 centre punch marks (4 rows of 3) around the shaft. Then press it in, the burs may just hold it in.
Sometimes the shaft can be knurled to help the fit
DaveH
Here is another way
Drill the brass 4mm dia, then carefully centre punch the shaft with 12 centre punch marks (4 rows of 3) around the shaft. Then press it in, the burs may just hold it in.
Sometimes the shaft can be knurled to help the fit
DaveH