EAI Education Color-Coded Spring Scales Set of 18 Science Physics Lab 560396 EAI Education color-coded spring scales set of 18 includes three bags, each containing six individual scales. These precision tools are designed for classroom science experiments, physics demonstrations, and hands-on learning. Each scale features a clear plastic body for easy viewing of the internal spring mechanism and dual-scale measurements in grams and Newtons. The color-coded design allows for quick identification of different weight capacities, making them an essential resource for educational settings or home science labs. Durable metal hooks and rings ensure secure attachment for various weighing tasks. #BusinessCasual