Introducing the Fractional Weight Box (1mg to 500mg - Wire Type) - E1/E2/F1 Class by V CARE IMPEX, your prime supplier of Standard Weights and Laboratory Weight Sets on www.vcareimpex.com. Our top-quality weights are meticulously crafted to meet the stringent requirements of precision laboratories and industries. Catering to E1, E2, F1, F2, M1 classes, these fractional weights are essential tools for achieving accurate measurements. Trust in V CARE IMPEX's commitment to excellence and precision for all your weighing solutions.