Multi-purpose metal retaining collar key for camera lens maintenance, ergonomic large format compatibility,

PROFESSIONAL DESIGN Specially designed for installing and removing lens pressure on large format lenses to ensure precise fit and improved operating efficiency More ergonomic: handle design follows ergonomic principles and ensures a comfortable grip that reduces fatigue during operation and facilitates prolonged use HEAVY DUTY DURABILITY Made of high strength materials that provide excellent wear resistance and impact resistance and ensure a longer service life without affecting LIGHTWEIGHT & PORTABLE Compact and lightweight for easy carrying, ideal for photographers to stay on site and solve problems promptly VERSATILITY Beyond being used as a lens collar fulfills various maintenance and adjustment tasks for photographic equipment, thus improving tool utility