The HSS Sprint Master Drill Bit Set, consisting of 13 pieces ranging from 1.5mm to 6.5mm (with the addition of 3.2mm and 4.8mm sizes), is a high-quality set of drill bits designed for precision drilling in a variety of materials such as metal, wood, and plastic. These bits are made from high-speed steel (HSS), which ensures excellent durability, heat resistance, and long-lasting performance. The set is ideal for users needing a reliable and versatile range of drill sizes for general-purpose drilling tasks. The "TM13-2" likely refers to a specific model or version of the set, designed for high efficiency and cutting performance. This set is perfect for professionals and DIY enthusiasts seeking precision and versatility in their drilling projects.