Description: High Quality Antimagnetic Stainless Steel Stainless Steel Lens Wrench Spanner 10-100mm Lens Range Repair Application: opening the grip ring of any optical lens, such as telescope camera lens Material:Stainless Steel Color:Silver Size Chart: Length:Approx. 15.5cm/6.10inch Package Includes: 1 Set Lens Spanner Wrench Note: Please allow 1-3 mm error due to manual measurement. Color might be slightly different due to the color calibration of each individual monitor