12-inch Black Diamond Mill Bastard File — Precision Steel Hand File For Mill & Circular Saw Sharpening

Introducing the Nicholson 12-inch Black Diamond Mill Bastard File, a rugged hand tool crafted for serious metalwork. Its rectangular profile and slight taper follow the American pattern, delivering predictable cuts across multiple faces. The steel body is reinforced with a Black Diamond coating to resist wear and extend cutting life. Perfect for sharpening mill and circular saw blades, this file offers precise material removal and a smooth, controlled finish for demanding tasks in any workshop.

Benefits Paragraph: Designed to preserve blade performance and extend tool life while simplifying metal finishing. The two square edges and single-cut faces enable accurate work in tight corners and flat surfaces, reducing chatter and producing uniform results.

• Specialized tool for sharpening mill and circular saw blades, restoring peak cutting efficiency with every pass.
• Versatile filing capabilities for metal finishing and draw-filling, delivering smooth, precise results.
• Rectangular shape with single-cut sides and edges for efficient material removal and refined finishes.
• Two square edges enable accurate filing in tight or detailed areas where control matters.
• American pattern design with a slight taper and a durable Black Diamond coating for comfortable handling and extended life.

Experience the Difference in Metalworking: Built to endure long sessions and deliver consistent results, this 12-inch file pairs robust construction with smart geometry. The tapered width enhances maneuverability, while the single-cut teeth ensure smooth, controlled removal. Add it to your toolkit for dependable blade maintenance, refined metal surfaces, and reliable performance in both professional shops and DIY setups.