Heavy Duty Utility Knife, Quick-Change Mechanism, Blade Storage Design with 5 replaceable blades

Features
【Each Utility Knife contains 6pcs of sharpness blades】One ready-to-use blade and 5 replaceable ones that conveniently stored inside the handle.
【Safety】3-Position locking control keeps you safe from the blade. Non-slip surface on the blade push knob makes you easily push and retrieve the blade smoothly.
【Durability and Quality】Our utility knife is designed for high durability and long-lasting, brings your job more efficient.
【Easy blade replacement】Use your thumb to push the knob forward to release the blade, press the black restrain button to pull out the old blade , and then press the "Push" button to eject the blades storage cartridge, take one new blade out, keep pressing the black restrain button until the new blade is inserted.
【Rope cutting design】Built-in rope cutting groove let you cut the rope with ease without drawing out the blade.
【Ergonomic Design】Perfect size with rubber grip let you work with comfort and steady blade hold.
【Best for general and precision cutting】Paper cutting, box, cardboard, carpet, and leather….etc.