SODIAL DSLR Professional Camera Repair Lens Spanner Wrench Opening Tool 10-120mm for Canon Nikon Sony Olympus Lens Repair Set with One pointed tip and one flat tip. Used for opening the grip ring of any optical lens, such as telescope camera lens. Made of high quality anti-magnetic stainless steel, nice looking and durable. Adjustable Jaw opening from 10mm up to 120mm, meets the need of most lens size. It can also be used in the grip ring of camera body somewhere else.