Crafted from high-quality stainless steel and subjected to professional heat treatment, this product offers exceptional ductility and toughness, ensuring it is wear-resistant, damage-resistant, and resistant to deformation. Featuring an ultra-wide adjustment range of 3-73 mm, this tool easily accommodates a variety of optical clasps and lens rings, while its adjustable spacing design allows for flexible handling of different workpiece sizes, ensuring strong versatility. Designed with ergonomics in mind, it boasts a finely finished surface that is free of burrs and sharp edges, providing a smooth and comfortable grip to maximize convenience and reduce fatigue during prolonged use. The dual-structure plug design includes one cylindrical end and one flat end, allowing it to fit both round holes and slots perfectly, ensuring multi-functional compatibility for various requirements. Service: If you have any questions, please feel to contact us and we will reply within 24 hours!, Manufacturer: ZHJOPP