This Sirius Long Hexagon Allen Key is sized at 1.3mm, making it ideal for precision work involving very small metric hex fasteners. Whether you are working on electronics, instruments, or fine mechanical assemblies, this compact size delivers the accuracy you need without sacrificing build quality. Constructed from alloy steel, it offers the durability and resistance to deformation required in professional environments. The long arm extends your reach into tight spaces and provides greater leverage compared to standard-length keys. Features and Benefits: • Alloy steel construction for strength and durability • Long arm design for increased leverage and reach into recessed fasteners • Precision-sized for fine metric hex fastening tasks • Suitable for electronics, instrumentation, and precision engineering • Professional-grade quality for trade and workshop use Specifications: Size: 1.3mm Arm Length: Long Hexagon Type: Metric

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