Item Type: Spring Dynamometer <br>Material: Plastic, Iron <br>Usage: Commonly Used in Physics and Mechanics Teaching Demonstration and Student Experiments for Secondary School Students. <br>Scope of Application: Primary and Secondary School Mechanics Experiments<br>1、PREMIUM MATERIAL: Spring dynamometer is made of premium plastic and iron materials, fatigue resistance spring ensures accurate measurement. <br>2、APPLICABLE: Spring dynamometer can be used for demonstration of physics and mechanics teaching for middle school students and common instrument for student experiment. <br>3、ADJUSTABLE DESIGN: Spring dynamometer has adjustable pointer and scale plate for easy reading of force. <br>4、SUPERIOR PERFORMANCE: The spring dynamometer is manufactured to exacting standards with clear and precise scales. <br>5、EASY TO OPERATE: The portable spring dynamometer is easy to use and suitable for hands on operation by students.4 x <br> <br>Spring&nbsp;Dynamometer&nbsp;&nbsp;&nbsp;&nbsp;