The SW-Stahl 81769L is a comprehensive 21-piece hand tap set designed for cutting precise metric threads from M3 to M12. Manufactured from high-quality HSS-G (High Speed Steel - Ground) according to DIN 352, this set ensures durability and excellent cutting performance. It includes 7 sets of 3-piece hand taps (pre-tap, second tap, finishing tap) for each size (M3, M4, M5, M6, M8, M10, M12), along with two DIN 1814 tap wrenches and one adjustable tap wrench. All components are neatly organized in a robust metal case for easy storage and transport.