DescriptionThe EZE-LAP Diamond Special Stick File is ideal for woodworking and DIY sharpening jobs thanks to the high quality diamond surface. It measures 6″ x 1/4″ with Diamonds on a 1/4″ thick substrate. The diamond portion is on one side of the substrate.By using an EZE-LAP product, high quality and consistent finishes can be achieved on your tools. No oil or water is necessary, the surface will remain true and flat.High quality – Made in the USAFine (600 grit): EZ11F