Elemental Sharpener

You can create magical Whetstones with elemental energy, granting you the following benefits:

Ability Score Increase. Increase your Strength or Constitution score by 1, to a maximum of 20.

Eversharp. You can apply a Elemental Whetstone to a weapon as a bonus action, instead of an action.

Elemental Honing. You gain proficiency with Mason’s Tools, Potter’s Tools, or Smith’s Tools if you don’t already have it. With one hour of work using either tool and expending 50 gp worth of materials, you can create an Elemental Whetstone infused with one of the following damage types: acid, cold, fire, thunder, or lightning. Once applied to a weapon, the elemental honing retains its potency for 1 hour or until you hit with the weapon ten times. the Honed weapon deals an extra 1d6 damage of the chosen type when it hits.