The Crescent Nicholson half-round double-cut bastard files are ideal for materials containing iron, mild steel, plastics, and wood. The coarse grade is perfect for use on concave, convex, and flat surfaces. The two-sided files are rounded on 1 side and flat on the other, so you can round out holes with ease. Half-round bastard files are double-cut on the rounded sides, allowing you to quickly remove material from the work piece.

• American pattern files available in bastard, second, and smooth cut in a variety of the most common lengths
• Perfect for use on concave, convex, and flat surfaces
• Two-sided file is rounded on 1 side and flat on the other, so you can round out holes with ease
• Rounded sides of pipeliner files are single-cut, allowing you to quickly remove material from the work piece
• Pipeliner file is single-cut on both sides