Whether or not you should be using chain dog collars will be something you will have to decide based on your needs. If you want to train your dogs and you have been recommended to go for a good quality chain collar then you should by all means be using it.
The idea is to not use something without seeking guidance first or without consulting with specialist dog trainers as well as vets. This is because chain collars can be harsh to your dogs and if they cannot stand it then it could be detrimental to their health. They should never be used on smaller dogs that may have a hard time bearing or standing the choking trigger that these types of collars could cause.
Information on all types of chain dog collars is available online which you could go through to improve your knowledge on them. This would help you learn about the advantages and disadvantages of dog chain collars which would help you make a better decision on whether you should be going for them at all.
Large dogs that try to resist control from the part of their owners would often require such heavy duty chain collars as you will have to apply more pressure pulling them. If you use leather collars then you will have a difficult time as they could easily break or dogs can even damage them easily. You may want to click here and find out more about using chain dog collars for training purposes.