### Professional Sharpness for Tough Materials These 18 mm snap-off blades feature a **60° cutting angle** and are made from **SK2 high-carbon steel**, making them up to **80% sharper than standard blades**. They cut effortlessly through tougher materials such as carpet, rubber, and multi-layer cardboard while delivering clean, precise edges. ### Extra Durable & Long-Lasting With a blade thickness of approximately **0.5 mm** and specially heat-treated hardened steel, the **Sinseung L203 blades** are built for heavy-duty use. They offer up to **40% longer service life** without compromising sharpness, making them ideal for construction sites, workshops, warehouses, and industrial applications. ### Versatile Performance Whether cutting cardboard, acrylic sheets, tarpaulins, leather, or dense foam, these **18 mm replacement blades** deliver reliable cutting performance across a wide range of materials. Trusted by flooring installers, packaging professionals, craftsmen, and DIY enthusiasts alike. ### Precise & Safe Cutting Despite their heavy-duty design, the segmented blades provide excellent cutting precision for tasks such as trimming drywall, cutting carpet, or sizing insulation materials. The reinforced snap-off segments break cleanly and safely, exposing a fresh cutting edge while minimizing the risk of uncontrolled blade breakage. ### Bulk Pack for Maximum Convenience Each package contains **100 replacement blades (10 dispensers × 10 blades)**, ensuring a long-lasting supply for professional and frequent users. The standard **18 mm width** is compatible with most utility knives, box cutters, and snap-off knives—simply load a new blade and get to work immediately. _________________________________________________________________________________________________________________________### SINSEUNG L203 Snap-Off Blades – Built for Precision Under Tough Conditions The **SINSEUNG L203 Snap-Off Blades** are engineered for precise cutting performance, even in demanding environments. Since **1965**, SINSEUNG has been a trusted Korean specialist in blade manufacturing, and the L203 reflects decades of expertise. Designed for professional users, these **18 mm heavy-duty blades** combine cutting power with outstanding precision and reliability. Thick tarpaulins, dense foam boards, carpet, and other tough materials can be cut with remarkable ease and accuracy, helping you achieve clean results without rework. The exceptional quality of the L203 is evident in every detail. From the premium **SK2 high-carbon steel** and uniform heat treatment to the optimized **60° cutting angle**, every element is engineered for maximum performance. The blades maintain their sharpness for extended periods and snap cleanly along the designated break lines, allowing you to quickly expose a fresh cutting edge and continue working without interruption. This efficiency is especially valuable for professionals working under tight deadlines. For contractors, industrial users, warehouse operators, and serious DIY enthusiasts, the L203 offers dependable performance day after day. The convenient **100-blade pack** ensures that replacement blades are always available, whether on-site, in the workshop, or at home. Trust the **SINSEUNG L203** when you need a blade that delivers both precision and durability—because high cutting performance and long service life should go hand in hand.