Item Name: 360 Degree Angle Medical Spinal Angle finder Protractor Goniometer Angle Ruler. Quantity: 3 PcsMaterial: PVCSize: 17.5*4.5cmThickness: 0.8mmMeasuring range: 360Description:Professional Multi-Ruler 360 Degree Goniometer Angle Spinal Ruler cm/inchTwo rulers organize in one body, with multi scale cm/ inch/ angle/ parallel line on ruler make this ruler can be used in many area.Using special printing technology, the scale will not wear by long-term used.Designed to measure axis and range of motion.It is a good tools for hospital, pharmaceutical or supplies as well as a for normal
