This 1/4" Square Drive Metric Socket Set (30 piece) is a compact, machine-shop and maintenance-oriented socket kit designed for use with 1/4" (6.35 mm) square drive ratchets, T-handles and torque tools. Its primary use is tightening and loosening small to medium metric hex-headed fasteners in confined spaces where a small-diameter drive and precision control are required, such as light engineering assemblies, automotive trim work, plant maintenance and precision engineering tasks.

The sockets are manufactured from chrome vanadium (Cr-V) alloy steel that has been hardened and tempered to provide strength and wear resistance appropriate for repeated workshop use. Each socket has a polished, chrome-plated finish to give corrosion resistance and ease of cleaning. The set is supplied with 1/4" square drive fittings and uses a 6-point (hex) internal profile for positive contact with hex heads; the drive detent and any included accessories use standard 1/4" detent sizing for secure engagement. The set is produced to recognised DIN/ISO/BS industry norms for hand sockets and drive tools to ensure dimensional accuracy, fit and interchangeability with other 1/4" drive equipment.

Typical applications include light vehicle and motorcycle servicing, precision engineering, electrical enclosure assembly, instrumentation and general maintenance where small metric fasteners are common. The 6-point hex profile minimises rounding of fastener corners and is better suited to high-torque engagement on damaged or high-friction heads. The chrome vanadium construction offers a good balance of tensile strength and toughness while the plated finish reduces surface corrosion and contamination transfer in workshop and field environments. The 1/4" drive makes the set compatible with torque-limited drivers and extension accessories for improved access and control.

Duchy Fasteners holds this 30-piece 1/4" drive metric set in stock and supplies it in organised storage cases. We typically stock sets covering the common small-to-medium metric sizes and offer single sets and trade packs to suit individuals and workshops — contact us for the exact size range and pack options available.