The 10.40MM CT JOBBER DRILL from Field Tool Supply is a reliable tool for precision drilling tasks. With a diameter of 10.40mm, this high-speed steel drill bit is designed for use in a variety of materials, including metals and plastics. Its durable construction ensures long-lasting performance, while the design facilitates effective chip removal, enhancing drilling efficiency. This jobber drill complies with ANSI standards, making it a trusted choice for both professionals and DIY projects. It is compatible with standard drill chucks, ensuring ease of use.