ITEM NAME:Needle Files Set Files For Metal Glass Stone Jewelry Wood Craft!~ Carving L E7O0 Description: 100% brand new and high quality Material: steel Cross-sectional shape: diamond File length: 140mm (mm) File gear thickness: medium and small File pattern: double pattern Width / thickness / diameter: 3-5 (mm) Uses: multi-purpose Net weight: 140 (g) diameter: 3 (mm) Product Material: Made of high quality bearing steel, surface quenching. Product Shape :: Flat tip, oval, round tip, knife-shaped, square, cylindrical, triangular, semicircular, triangular, flat square Uses: For the processing of harder materials, quenching after the material processing, glass products processing, abrasive polishing, deburring, trimming chamfering, watch repair, jewelry polishing, wood grinding, grinding bearings, etc., use widely. Use rules: The new file first use one side, when the surface blunt Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package included: 3 * 140mm Assorted Files (10 sticks) Thank you for your purchase Problems? You can follow below process to chontact us. There is a time zone difference,but we will do our best to quickly response to your questions:.Use rules: The new file first use one side, when the surface blunt. Uses: For the processing of harder materials, quenching after the material processing, glass products processing, abrasive polishing, deburring, trimming chamfering, watch repair, jewelry polishing, wood grinding, grinding bearings, etc., use widely.