This is the same for level work in login chance and login chants. Irvin leg armor that grants you the strength to battle your way to 28 stamina. Then there's your frost hide leg protection which gives 55 stamina and 22 agility and finally ice scale leg armor which offers 75 attack power as well as 22 crit rate within the main material outside that of the freeze orbit WoTLK Gold. They require Arctic fur and these are not often skinned by the higher levels of mobs. Also, make sure that you have access to skinning to make as much money from these as possible.
There's only one thing worth mentioning will ever perform the realm of drums, and that is. Drums have changed considerably from TBC to RAF because you now have drums in wild and drums of Kings that are just lesser versions of buff, which you would ordinarily get from a druid, or paladin.
They will soon be available for sale because people will see the advantages of bringing these to a raid, especially 10 Man raids, where they might be missing some of these buffs. Don't expect massive gold from these , they're just another chance to earn gold from making leather. It's only a tiny profit, but you'll probably sell lots of these. Of course , you can make ammo pouches, quivers or even mining bags but honestly I doubt that any of them will be creating regular amounts of gold like leg armors.
Your crafting shouldn't require much explanation. You'll be prospecting for saronite or simply making the gems that are the most sought-after. I'm trying to inform you the exact amount of times you'll be able create buy WOW WoTLK Classic Gold rings that are a combination of blues and epics which people are likely to buy as alts or as quick upgrades to the main ones.