【Material】: This professional lens repair processing tool is fromf aluminum , which is strong and durability, effectively resisting scratches [Wide Compatibility】: Our V-Lens Opener Toolkit with adjustable opening ranging of 10-90mm and is suitable for a wide ranging of DSLR camera lens, eyepieces, birdwatching and binoculars ranging from 37mm to 86mm in diameter 【Safe Operations】:This lens repair tool comes with knurled screws and hexagonal screws for secure locking, ensuring smooth operations without causing any damage to your equipment 【Comprehensive Package】: The package includes 1PC V-shaped lens wrench, 2pcs pointed, 2pcs flat, 2pcs semi-flat, to meet all your lens repair needs 【Versatile】: The lens repair wrench comes with three types of interchangeables heads： pointed, flat and semi-flat allowing you to easily handle different lens and components