Master Tradesman

Your years of working with your hands to perfect various trades has paid off. Through practice and refinement, you have learned to use certain tools more efficiently, granting you the following benefits:

• Increase your Dexterity or Intelligence score by 1, to a maximum of 20.
• You gain proficiency in two tools of your choice. 
• Choose one tool you are proficient with. You gain expertise with that tool, meaning your proficiency bonus is doubled with any ability checks made with that tool. The tool you choose must not already benefit from another feature that doubles your proficiency bonus with it.