General description This set includes 12 high-quality No. 2 three-square (triangular) needle files made from high carbon and chrome steel. Designed for precise filing and shaping tasks, these files are suitable for detailed work on metal, wood, and plastic surfaces. Technical specifications Material: High carbon and chrome steel Number of pieces: 12 File style: Three-square (triangular) Grade: No. 2 Hardness: HRC 62-64 Compatibility and accessories Compatible with various hand tools for filing and shaping Suitable for use in jewelry making, model building, and general metalworking Installation No installation required; simply select the appropriate file for your task. Usage Use for detailed filing, smoothing, and shaping of materials Apply with appropriate hand pressure for controlled results