Expert by Facom 1/2" Drive Hexagon Socket Bit Metric

The Expert by Facom 1/2" Drive 4mm Hexagon Socket Bit Metric is the smallest size in this professional range, designed for very fine metric fasteners in precision engineering, instrumentation, and detailed mechanical work. The 4mm size fills an important niche where standard larger sockets simply will not fit. Despite its small profile, this socket is manufactured from chrome vanadium steel, providing the strength and durability expected from a professional-grade tool. The high chrome finish protects against corrosion and wear, and the socket conforms to ISO 2725-1, DIN3124, and ISO 1174-1 standards, ensuring consistent quality throughout.