Material and durability: Made from high carbon steel for high hardness and long-lasting wear resistance. These blades maintain a sharp edge through repeated use, reducing the need for frequent replacements. Quantity: Pack contains a total of 12 pieces, providing spare blades to extend service life and lower ongoing costs. Cutting performance: Vane/Wing profile delivers quick, consistent cutting with clean edges. The shape is optimized for fast shearing action and reliable results across multiple materials. Function and compatibility: Designed as replacement cutting blades for textile and craft applications. Suitable for use on cutters and hand tools that accept vane/wing-style blades; check tool compatibility before purchase. Practical benefits: Faster, cleaner cuts mean less rework and improved productivity. Durable construction reduces downtime and keeps projects moving. Typical applications: Garment sewing and alterations: trimming seams, cutting fabric panels, and finishing edges with clean, precise cuts. Shoe and leather work: shaping uppers and cutting patterns where a reliable, sharp blade is needed. Toy and handicraft production: cutting fabrics, foams, and composite materials used in small-batch or hobby projects. What you get: 12 high carbon steel vane/wing blades that balance hardness, cutting speed, and durability for clothing, shoes, toys, and general handicraft work.