05003717001 Zyklop 1/4" socket with holding function - Metric 4.0

For those tricky jobs where you cannot afford to drop a fastener, this Wera Zyklop 1/4 inch drive 4.0mm socket is the perfect solution. As part of the 8790 HMA HF series, it features a specialized holding function that keeps the hex bolt or nut firmly in place. Built from tough chrome vanadium with a brushed chrome finish, it includes Wera’s signature color coding for fast size identification. The knurled base provides excellent grip for manual rotation, and the ball intercept ring ensures it stays locked onto your drive. At 23mm long, it is a compact and essential addition to your metric tool kit. Note that this socket is designed for manual use and should not be used with impact tools.