This is a high-speed steel drill bit manufactured by Dart. It has a 13mm diameter, ground twisted design and is ideal for use in various industrial and DIY applications that require precision drilling.The Dart 13mm High-Speed Steel Drill Bit is a high-quality industrial tool designed for precision drilling in a wide range of materials. This drill bit features a durable and sturdy construction, with a high-speed steel body that provides excellent resistance to wear and heat. The 13mm diameter and ground twisted design of this drill bit make it ideal for use in applications that require precision drilling, such as metalworking, woodworking and construction. It is commonly used to drill holes in metal, wood, plastic and other materials and can be used with hand drills or drill presses. Dart is a trusted manufacturer of high-quality industrial tools and hardware and their 13mm High-Speed Steel Drill Bit is designed to meet the highest standards of quality and performance. This drill bit is built to last, providing long-lasting durability and reliable performance in even the most demanding applications.