On the one I picked up the telescope seems to be locked to the screw driver? This makes it so it can't fit in the case now!

Fully extend the shaft and lock it in a vise. Then pull on the handle until it separates. Then retract the shaft back and remove “snap ring” at end.

Fully extend the shaft and lock it in a vice. Them pull on the handle until it separates. Then retract the shaft back and remove tiny “snap ring.”