1/4" Head Diam, 5/16" Shank Diam, 6" Overall Length, Counterbore Pilot MPN:186-5

Seco's 6 counterbore pilot is a versatile tool designed to create precision-machined counterbores, holes, or chamfers in metal materials with ease. Featuring a 1/4 diameter head and 5/16 shank diameters, this pilot ensures precise results while maintaining durability and balance during use. Its overall length of 6 allows for greater reach on thicker materials, making it ideal for applications requiring counterbores or chamfers with flat bottoms and radius corners in aerospace, automotive, hardware manufacturing industries, among others. Seco's counterbore pilot delivers precision performance without compromise essential for professional workpiece finishes that meet or exceed industry standards.