Brewing Kit is a type of tool which allows to increse the duration on all potions within Brewing after socketing Gems. The Brewing Kit itself is crafted at Crafting level 21 
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Every slotted gem will boost the potion duration by 25% as per below:
| Image/Brewing Kit Type | Gem Needed | Duration Boost | |
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Basic Brewing Kit | ||
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 Tools 
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Pickaxe • Hammer •  Rake •  Axe •  Fishing Net •  Toolkit •  Fishing Rod •  Harpoon •  Brewing Kit •  Chisel •  Watering Can •  Machete •  Magnet
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