SDI 1403 / 1404 18mm SK2 High-Carbon Snap-Off Replacement Blades (10 Blades/Pack):
- Technical Specifications: 18mm standard large utility knife replacement blades, blade thickness 0.5 mm, manufactured from imported premium Japanese SK2 high-carbon tool steel, 8 snap-off cutting segments per blade (60° standard angle), comes in a self-dispensing plastic safety storage box (10 blades per pack), compatible with SDI 0404, OLFA 18mm, NT Cutter, and all standard 18mm heavy utility knives.
- Premium SK2 Japanese High-Carbon Alloy Steel: Delivers superior edge retention, Rockwell hardness HRC 63-65, and extraordinary wear resistance.
- Precision Laser-Honed Double-Bevel Edge: Glides effortlessly through heavy corrugated cardboard boxes, vinyl sheets, leather, rubber gaskets, and carpet.
- Clean Snap-Off Fracture Grooves: Micro-grooved lines break cleanly and safely without unexpected blade splintering.
- Moisture & Rust-Inhibiting Storage Case: Protective polypropylene case keeps spare blades lubricated and safely organized inside tool pouches.
- Applications: Logistics warehouse unboxing, carpet and vinyl flooring installation, leathercraft workshops, and commercial print shop trimming.
