Item Type: 2Flute Flat End Milling Cutter Material: Tungsten Steel Color: Silver+Blue Coated Total Length: Approx. 38mm/1.5in Shank Diameter: Approx. 3.175mm/0.13in Blade Length: Approx. 20mm/0.8in Cutter Head Diameter: Approx. 3.175mm/0.13in Quantity: 10Pcs Package List 10 x Milling Cutter 1Sharpened cutting edge without burrs, provides efficient and tidy cutting, easy to remove chip. 22flute spiral ball nose drill bit for engraving curved surface, suitable for 3D relief sculpturing and complex carving. 3Blue coating on the surface, enhances the durability and wearresisting property, prolongs the service life. 4Manufactured from premium tungsten steel material for better engraving and milling performance. 5Widely used for engraving, drilling, milling, cutting and engraving of hardwood, plywood, acrylic, plastic fiber, resin, PCB and other materials.