We pre-make your radials in the following configuration:
2 sets of 4 radials x 3m long (a 1/4 wave on 80M)
or
3 sets of 4 radials 2m long
with each bundle being connected with a quality gold-plated Banana Plug
and 2 x Extra Large imported ring terminals that fit around the SO239 plug on the 3/8th inch connector that is on your feed-point.
All you need to do is plug the banana plug into the back of the ring terminal and off you go!