4 Piece, 3/8 to 5/8" Diam, Solid Pilot Indexable Counterbore Set MPN:CBS1

The 4 piece, 3/8 to 5/8 diam, solid pilot indexable counterbore set is designed for superior performance and accuracy when drilling holes in various materials such as steel or cast iron. The cutting edges are precision-made from carbide, ensuring superior durability while the solid pilot design provides consistent, accurate centering during use. Each counterbore is available in a variety of sizes ranging from 3/8 to 5/8 in diameter allowing for versatile application across a broad range of industries. With an indexable design, users can easily resharpen and reuse each cutting edge for optimal value. Overall, this set provides professional-grade precision and durability ideal for machinists and fabricators seeking consistent, high-quality holes when working with hard materials.