Inserting and removing orifice reducers and roll-on bottle fitments is easy with our plastic oil keys! These handy little tools can open and close 5, 10, and 15 ml essential oil vials, ¼ and ⅝ dram vials, and 10 ml roll-on bottles.
You can also keep your oil key close at hand by attaching it to your key ring so you can use it anytime, anywhere.
Neck Size: Essential oil vials–13-425 to 18-415; Roll-ons–10-425 to 16mm.
What is included? This item includes 1 oil key. (Oil vials and roll-on bottles not included.)
How to Use: To insert on reducers or fitments, set them on top of the vial or bottle and push it down into place with the appropriately sized hole in the key. To remove reducers or fitments, simply wedge the oil key between the orifice reducer and vial, hold the key at a slight angle, and lift up.