General description This Faithfull Long Arm Hex Key Set includes nine professional-quality keys made from fully hardened chrome vanadium steel. The set is designed for durability and precision, featuring chamfered edges on keys from 4mm to prevent damage to blades and fittings. The long arm design allows easy access to deep-set screws and hard-to-reach areas, while the ball end enables entry at angles up to 25°, making it ideal for various DIY and home improvement tasks requiring hex keys. Technical specifications Material: Fully hardened chrome-vanadium steel Sizes: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm Design: Long arm with ball end for angled entry up to 25° Compatibility and accessories Suitable for use with hex screws and bolts in various DIY, automotive, and home improvement applications Includes a storage caddy for organized and safe storage of the tools Installation No installation required; tools are ready to use out of the box. Usage Use the hex keys to tighten or