- HIGH ACCURACY: Achieve precise measurements with this sewing weight kit featuring ±2% accuracy. It's ideal for balance tests and weight determinations, essential for scientific experiments that require exact results. - USER-FRIENDLY DESIGN: The round weights can be easily detached and reattached to the hanger, simplifying the process of conducting balance tests. This makes it an indispensable tool for studying pressure, strength, and torsion in educational settings. - DURABLE CONSTRUCTION: Crafted from high-strength chrome plated steel, this lab mass set is designed for exceptional durability. The slotted design ensures long-term reliability in laboratory environments, making it a trustworthy choice for repeated use. - COMPLETE SET: This physics kit includes a variety of slot weights: 200g (1 piece), 50g (2 pieces), 20g (2 pieces), and 10g (1 piece). Additionally, a hanger and a storage box are provided for easy organization and convenient transport. - PRACTICAL APPLICATIONS: Use this kit for experiments in physics classes, where students can explore concepts like gravitational force and weight distribution. It's also suitable for conducting experiments related to material strength and resistance, making it versatile for various scientific inquiries.