Upgrade your blade to the new OLFA 18mm heavy-duty aluminum utility knife. Featuring a sleek die-cast aluminum handle with integrated wraparound anti-slip grip. This metal knife is designed for the challenges of even the toughest jobsites while still looking sharp and stylish. The oversized, ergonomic handle contours to the hand, making this knife your new go-to cutting tool. The rugged stainless steel blade channel extends the full length of the handle to support Heavy-duty cutting. The ratchet-lock blade mechanism allows for unlimited blade positioning for custom cutting depths. The brass locking pin secures blade in place for tough cutting jobs. The ratchet-lock maintains blade positioning when cutting through thick materials. The heavy-duty aluminum utility knife also has a large tethering hole to avoid drops and loss. Pre-loaded with an 18mm LBB ultra-sharp black snap-off blade, use This utility knife for any heavy-duty construction applications such as drywall, roofing, flooring, rubber, linoleum, gasket materials, and more.