A 10 guage is more powerful with more kick and better range, a 12 guage is the standard issue hunting and war shotgun, it is better if you are not an experienced shooter, it also depends upon what...
Yes, provided the gun does not have a full choke. Cylinder bore (no choke) shotguns are best. A full choke may cause the flare to get stuck. If the flare gets stuck in the barrel it may melt it, or...
You'd be best advised not to do it, especially in a shotgun which is equipped with a choke - the flare won't make it out of the barrel, which will result in the flare getting stuck in the barrel and...
There is not enough information to set a value. Is it still working? How old is it? Who made it? What model is it? What condition is it in? Without this information no estimate of value can be...
I can't find either of those models in my cross-reference list. Closest is .5350 or .5380. Both of these are the Savage model 18. I don't know the production years for this model, but a bolt-action...