Optimize your cutting tasks with our Handy Tek Black Dual Blade Utility Knife. This heavy-duty knife features a quick change mechanism, making blade replacement swift and hassle-free. Equipped with a dual-blade system, this cutting knife accommodates trapezoid and hook blades for versatile use. The secure blade compartment of this box cutter provides a convenient storage solution for accommodating the included extra blades. With an ergonomic handle, this sharp knife gives a firm and secure grip, perfect for extended use without fatigue. Crafted from high-carbon steel, this utility knife delivers exceptional sharpness and outstanding edge retention. This retractable utility knife offers 4 adjustable blade positions for versatile cutting needs. With a retractable design, this dual-blade cutting knife allows the blade to be safely tucked away inside the handle when not used. The heavy-duty design makes this dual-blade knife perfect for cutting through tough insulation, rubber, and thick plastic. Featuring a convenient slider, this heavy-duty cutting knife allows you to extend or retract the blade, offering precise control over the blade length for various tasks. Each black utility knife has a durable zinc housing that does not break easily for long-lasting performance. This black cutting knife's TPR and PP overmolding grip provide a non-slip hold, enhancing precision and safety during use. Measuring 7 inches in length, this sharp utility knife features a 19-millimeter wide blade, providing precise cutting performance for various tasks. Sold in 6 boxes with 1 knife, 2 trapezoid blades, and 2 hook blades.