Let me start by defining what a good kettlebell is.
1) Duruability/quality: In my opinion it is number 1. priority. If you buy a kettlebell you want some decent quality for your money. Does the kettlebell gets damaged after use? Then it’s a bad one.
2) Price: Does the kettlebell has a reasonable price? excoriations after use
3) Material of the horns: Does the material injury your hands? Do you have excoriations after Military presses ? Then it is bad.
So this are the princepels on which I judge the kettlebell.
to 1) I used the kettlebell for about 2 years almost daily, at least 5x times week. I do military presses, goblet squats, swings, [...]