Worldwide Glass Resources offers inserts to fit Standard Opening Vials as well as Large Opening Vials. 8-425 Screw Thread Vials use inserts with a 5 mm diameter. 9 mm Screw Thread Vials, 11 mm Large Opening Crimp Vials and Snap Vials, 10-425 Screw Thread Vials, use inserts with a 6 mm diameter.

Worldwide Glass Resources offers a wide selection of high-recovery vials. Manufactured from highly resistant Type I borosilicate glass, our standard high-recovery vials are engineered for automated systems.