With a thickness of 0.5 mm, the file itself will bend when it hits the surface, so it will not be over-cut. It is also possible to process narrow parts that can only be reached with sandpaper.
Cross-sectional dimensions: 10 * 0.5 (mm)
Overall length: 190mm
Roughness of eyes: Fine
Body material (hardness): Special carbon tool steel (hardness HRC60 or higher)
Grip material: PVC compound