Good - 5% + 2.5% for each point above 20.
Excellent - 3% + 0.5% for each point above 20.
Epic - 1% + 0.2% for each point above 20.
Legendary - 0.5% + 0.1% for each point above 20.
Divine - 0.1% + 0.05% for each point above 30.
Otherwise, Poor or Common equipment is crafted. After the total parameter reaches 30 or higher, the character stops crafting Poor equipment. If the sum of the parameters is below 20, either Poor or Common equipment is crafted. The required materials depend on what the craftsman wants to craft.