Premium 2 pack high borosilicate glass weighing bottles with accuracy dimension efficient laboratory grade for accurate measurements and professional watch maintenance. Flat enhances functionality with wide opening for easy access, low center of gravities for stability, and stackable space saving features ideal for organized workspaces. Essential for laboratory technicians requiring precise reagent measurement and watchmakers needing special containers for delicate component in horology workshops. Perfect for safely immersing watch gears in solvents like alcohols, conducting experiments with liquid samples, or organizing small parts in research facilities and repair stations. borosilicate construction ensures durability, while polished smooth brims and reinforced base accidental spills during critical scientific procedures or intricate timepiece maintenance.