Wera 8740 B HF Zyklop 3/8" Drive Long Hexagon Socket Bit Metric 3/8" 4mm

The Wera 8740 B HF Zyklop in 4mm is a long hexagon socket bit with a 3/8" drive, offering a compact size well suited to smaller fasteners and precision assembly work. At 4mm, this is the smallest in the range, making it ideal for intricate applications where a secure grip on small screws is essential. The integrated holding function keeps screws firmly on the tool during feeding, reducing the chance of losing fixings in hard-to-reach areas. Knurling on the lower end improves manual grip, and Wer