Jewelcrafting – Very Flexible, Allows you to equip 3 Dragon’s eye gems that are much more powerful than standard epic gems.

Blacksmithing – Allows you to add two Blacksmith only sockets to your gloves and wrists.

Leatherworking – You get a much improved Wrist enchant
Fur Lining – 102 Stamina – A 62 stamina increase over the standard tanking bracer enchant (1013 HP)
OR a resistance enchant worth 70 additional Resistance to a specific type of magic… could prove very useful in Icecrown.

Mining – Flat stamina bonus
Toughness – 60 stamina

Enchanting – Gives you the ability to enchant your rings
2x Enchant Ring – Stamina -60 Stamina

Inscription – Gives powerful shoulder enchants
Master’s Inscription of the Pinnacle – 60 Dodge rating and 15 parry rating
The Defense change has made this enchant terrible for Bears. You’re better off using Hodir’s enchant.

Alchemy – Mixology – You receive an increased effect and duration when you drink any elixir or flask you are able to make.
Flask of stone blood – gives 650 more HP.

Tailoring – Special Tailoring only cloak enchants
Swordguard Embroidery – Embroiders a magical pattern into your cloak, causing your damaging melee and ranged attacks to sometimes increase your attack power by 400 for 15 sec.

Lifeblood – Uses your skill in Herbalism to absorb energy and nutrients from the earth, instantly healing minor wounds and granting 240 haste rating for 20 sec. Can be used while stealthed or invisible.

Skinning – Critical strike rating increased
Master of Anatomy – Increases your Critical Strike Rating by 40 (0.88% crit)

Engineering – Engineering Tinkers can now be used WITH enchants. The only exception seems to be the Armor webbing, which is asking to replace enchants.

Flexweave Underlay – Permanently attaches a flexweave underlay to a cloak, increasing Agility by 23 and allowing you to turn the cloak into a parachute to fall slowly for 30 sec.
Reticulated Armor Webbing – Permanently inserts reticulated armor webbing into gloves, increasing armor by 250.
Nitro Boosts – Permanently attaches overpowered nitro boosts to a pair of boots, allowing you to greatly increase run speed for 5 sec.
Mind Amplification Dish – Attaches a tiny mind amplification dish to your helmet, increasing Stamina by 45 and allowing you to engage in mental battle with your enemies to, hopefully, control them. Can be used every 10 min. (This dish currently has 45 stamina on it and you CAN use it with the Rep helm enchant. Unfortunately, this is not supposed to have 45 stamina and will likely be removed in the future)
Hand-Mounted Pyro Rocket – Permanently attaches a hand-mounted pyro rocket launcher to your gloves, allowing a skilled engineer to deal 1049 to 1282 Fire damage to an enemy at long range. The rocket can only be fired once every 45 sec. (Bear Rockets, c’mon.)
Frag Belt – Attach a miniaturized explosive assembly to your belt, allowing you to detach and throw a Cobalt Frag Bomb every 6 minutes. (And Bear Bombs!)