Features and Benefits:�4 blades laminated non-slip jaws for enhanced grip. Jaws are designed to securely grasp the filters without crushing or tearing them�Features a locking mechanism to keep handle closed. Working range: 60 ‐ 120 mm (2.36 ‐ 4.72 inches)4 blades laminated non-slip jaws for enhanced grip. Jaws are designed to securely grasp the filters without crushing or tearing them. Features a locking mechanism to keep handle closed. Working range: 60 ‐ 120 mm (2.36 ‐ 4.72 inches)