Wera · Socketry

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 Wera's colour-coded Take it easy tool finder system means you can identify this 4mm socket at a glance. Features and Benefits: • Non-impact bit socket for manual or machine tool operations • Holding function secures screws firmly on the tool • Take it easy colour coding by size for quick identification • Knurled lower end for enhanced manual grip • Chrome vanadium steel with matt chrome-plated finish Contents: 8740 B HF Zyklop bit socket with holding function, 3/8" drive, 4 x 107mm Specifications: Drive Size: 3/8" Hex Size: 4mm Length: 107mm

90-day range £∞–-£∞ · average £NaN