Amazon Basics Heavy Duty Retractable Auto Load Ergonomic Utility Knife 3 Position Locking Blade with 4 Replaceable Blades in Designed Storage, Black/Silver

Professional quality: Heavy duty zinc-alloy utility knife with SK5 blade and rubber anti-slip cushion grip handle Fully retracting and locking: Retractable and adjustable blade slides open to 3 different blade lengths for exact cuts and easily retracts to lock safely when not in use; extra blades store easily inside body of knife Easy change and quick release: Just extend the blade, press the button and reverse or switch. Comes with 4 heavy duty reversible high carbon SK5 blades with replacement designed storage built inside body of knife Best for general and precision cutting: Slice through cardboard, carpet, drywall, rope, vinyl, leather, flooring, and wood; use for box cutting, arts and crafts, Weight: 0.37 Pounds, Manufacturer: Amazon Basics