Arcane smith

You master the art of smithing and metalworking. You gain the following benefits:

• You gain proficiency in smith's tools. If you are already proficient in smith's tools, you add double your proficiency bonus to checks you make with them.
• You can craft items and magic items using smith's tools at a rate of (1d20) gp per day.
• Your knowledge of weapons and armor allow you to see their weaknesses(as a bonus analysis action in battle)

. As a bonus action, you make a smith's tools check to learn about the knowledge of blacksmithing and arcanism. You can then make an attack to attempt to destroy the item.