The Essential Oil Key Tool is a must-have accessory for DIY enthusiasts and essential oil lovers. This versatile tool effortlessly opens bottles, replaces orifices, and swaps roller balls, making it an indispensable addition to your essential oil kit. Crafted from durable zinc alloy, the Essential Oil Key Tool ensures long-lasting use without scratching glass or gemstone rollerballs.Available in sleek silver or vibrant purple, this Essential Oil Key Tool fits all standard 5ml, 10ml, and 15ml bottles, as well as roll-on containers. Whether you're creating custom blends or organizing your collection, this tool streamlines your essential oil experience.