Silhouette player Craft Skills in Atlantica Online:

Ranks are: Apprentice (level 1-10), Artisan (level 11-20), Craftman (level 21-50), Expert (level 51-70), Master (level 71-90), Grandmaster (level 91+). You can teach inferior ranks from the Artisan status.
Experience gained while teaching depends on the level you train: 100 xp (lvl 1), 500 xp (lvl 2-10), 800 xp (lvl 11-20), 1,000 xp (lvl 21-50), 2,000 xp (lvl 31-40), 3,000 xp (lvl 41-50), 5,000 xp (lvl 51+).

Craft skills
Craft skill	Level	Rank
Auto-Craft	100	(None: Auto-craft is an expression, not a skill, its level raises with licenses)
Accessory	64	Expert
Action	40	Craftman
Armor	40	Craftman
Arrow	50	Craftman
Axe	40	Craftman
Book	11	Artisan
Bow	40	Craftman
Building	30	Craftman
Bullet	40	Craftman
Cannon	33	Craftman
Cannonball	20	Artisan
Charm	20	Artisan
Crystal	58	Expert
Fishing	50	Craftman
Food	20	Artisan
Gauntlet	94	Grandmaster
Gun	33	Craftman
Helmet	30	Craftman
Instrument	30	Craftman
License	20	Artisan
Machine	52	Expert
Mana Stone	25	Craftman
Medicine	60	Expert
Orb	15	Artisan
Pants	30	Craftman
Power Saw	10	Apprentice
Scroll	14	Artisan
Sewing	25	Craftman
Shield	68	Expert
Shoes	40	Craftman
Spear	33	Craftman
Staff	30	Craftman
Stationery	30	Craftman
Sword	35	Craftman
Tool	79	Master