30mm Hole Punched Vial Seals
Open vial seal rings for
use on serum vials with a 15mm
hole opening and 30mm outside rim
to rim diameter (15x30mm)
use on serum vials with a 15mm
hole opening and 30mm outside rim
to rim diameter (15x30mm)
![30mm Aluminum Vial Seal Rings](https://ivpacks.com/c/54-medium_default/30mm-hole-punched-vial-seals.jpg)