The product is a lot of five HSS Jobber Drills with a 5/16" diameter and a 118-degree black finish. Made by the brand Hertel, these drills are designed for metalworking applications. The unit quantity is specified as five, making them suitable for various drilling tasks in industrial settings. Perfect for professionals in the CNC, metalworking, and manufacturing sectors, these high-quality drills offer durability and precision in metalworking projects.