The traditional method of fixing the hammer on the handle is wedging. Over time, however, the knot loosened and it is necessary to change the wedge or pen.
I suggest to fix a clogged wedge with a screw or rivet passed through the bore in the sidewall of the through hole.
Recommend to read
DROWN TO CONNECT
If the fastening of wooden parts and the screw will be less than their thickness, drill the recess with a diameter of under his hat, and the screw will "pull" to the second part,...
PARAGLIDING FOR BEGINNERS
At first glance, what could be simpler than a training glider? A small lengthening of the wing profile is thick, the straps are short. The small set of characteristics, it would seem, is...