Excel Blades - #21 Titanium Nitride Coated Stainless Steel Replacement Blades, Fits Light-Duty Knives – 5-Pack or 100-Pack

Titanium Nitride Coating – Increases blade durability, reduces friction, and extends edge retention. Stainless Steel Construction – Rust-resistant and engineered for long-lasting sharpness. Precision Cutting – Ideal for cardstock, vinyl, stencils, photographs, clay, and lightweight materials. Universal Compatibility – Fits Excel Blades K1, K3, K17, K18, K26, K30, K71, and most light-duty X-Acto style handles. Available Packs – Choose from 5-count or 100-count blade packs.