Elevate your drilling precision with the Hertel HPMT186812-GP HP130D Carbide Indexable Drill Insert. This premium insert features a durable TiAlN and AlCrN finish that enhances performance and extends tool life in demanding applications. With an 18.00 mm inscribed circle (0.7087") and 1.20 mm corner radius (0.0472"), this 80-degree diamond-shaped insert delivers exceptional cutting capability. The neutral cut design ensures balanced forces during operation, reducing vibration and improving hole quality. Manufactured to exacting standards by MSC Industrial, this insert is ideal for professional machinists and industrial applications requiring reliable, high-performance drilling solutions. The insert's precision-engineered geometry provides excellent chip evacuation and superior surface finish on your workpieces. Perfect for use with compatible indexable drill bodies in various metalworking operations.