Changing blades is a breeze with the instant change 6-5/8 inch Utility Knife. Just press a button no tools are needed plus its sturdy and ergonomic design ensures a comfortable grip and long lasting durability. Push button, quick blade change, no tools requiredStrong and durable construction with a cast metal core and bi-material soft panels for better gripErgonomically designed for better comfort, control, and balanceSwing out blade storage for easy blade accessIntegrated string cutting featureFurnished with 2 standard Stanley utility bladesReplacement bladesLarge hang holeRetractable slide