9mm Wide Opening, Screw-Thread Vials and Insert. 2mL Wide Mouth Screw SureStop GOLD-Grade Vial with Write-on Patch - Clear. 2-SVWGK. 0.2mL Screw Top Fixed Insert Vial – GOLD-Grade with Write-on Patch ( Micro+) 02-FISVG. 200µL Insert, GOLD-Grade Glass. 02-MTVWG. 2mL, 12 x 32, 11mm Crimp-Top Vials. 2mL Crimp Top Vial – Clear, GOLD-Grade.