- Pipeliner file is single-cut on both sides
- American pattern files available in bastard, second, and smooth cut in a variety of the most common lengths
- Rounded Sides of All Half-Round Bastard Files Are Double-Cut
- Flat Sides of All Half-Round Files Are Double Cut
- Pipeliner file (#05190N) is single-cut on both sides
- Used on Concave, Convex and Flat Surfaces
