Ratings & Reviews for Kobalt 8-in Single-cut Bastard Tooth Mill File

What Customers Are Saying

Customers overwhelmingly praise this file for exceptional sharpness, durability, and precision in fine finishing work. The dual-cut design—single-cut on one side, double-cut on the other—enables seamless switching between aggressive and fine finishing without dulling prematurely. Users consistently report it stays effective on tough materials like tool steel, aluminum, and cast iron. The compact 6-inch size and fine tooth pattern excel at detailed tasks including sharpening tools, smoothing edges, and removing burrs. Reviewers highlight its ability to produce clean, shiny finishes with minimal effort and access tight spaces. Many note outstanding value for the price and express intent to repurchase. A few mention minor inconsistencies, though most consider it highly reliable and worthwhile.