The OLFA KB4-F/5 Spare Chisel Blade is a professional-grade replacement blade designed for precision carving, trimming, scraping, deburring, and model-making applications. Manufactured from high-quality Japanese carbon tool steel, these chisel blades deliver exceptional sharpness, durability, and long-lasting edge retention, making them ideal for detailed craft, hobby, and technical work.

Featuring a flat chisel-edge design, the KB4-F blade is particularly effective for removing excess material, cleaning glue residue, shaping plastic components, trimming films, and performing fine finishing work on delicate surfaces. The blades are produced using OLFA's precision multi-step manufacturing process to ensure consistent cutting performance and superior control.

Each pack contains 5 replacement chisel blades compatible with OLFA AK-4 Precision Art Knives and selected OLFA graphic art knife models. The tool-free blade replacement system allows quick and convenient blade changes during work.

Key Features:

• Precision chisel blade design
• Made from premium Japanese carbon tool steel
• Exceptional sharpness and edge retention
• Ideal for trimming, scraping, and deburring
• Suitable for plastics, wood, films, and craft materials
• Clean and controlled cutting performance
• Tool-free blade replacement
• Durable and wear-resistant construction
• Compatible with OLFA AK-4 Precision Art Knife
• Pack of 5 replacement blades