SOLID CARBIDE DRILLS VariDrill™ Pages C6–C23 VariDrill solid carbide drills are a technologically advanced holemaking solution. These high-performance solid carbide drills were designed in Germany to provide the transportation, aerospace, general engineering, and energy industries with a tool that performs on multiple materials. TOP DRILL S™ and TOP DRILL S+™ Pages C24–C37 TOP DRILL Deep Hole Pages C38–C43 C4 widia.com