KEY SET - METRIC HEX BLACK BALL DRIVE - 4MM (PK5) - SP34607

The SP TOOLS SP34607 Ball Drive Hex Keys - Long Series - Black - Metric (Packs of 5) - 4mm are hex key sets designed for professional and trade use. They are constructed from Chrome Vanadium (Cr-V) steel, providing the strength and durability required for demanding workshop and trade applications. Key features include hardened and tempered for strength and durability. SP Tools manufactures these to consistent quality standards, ensuring trade-ready performance straight from the box. Backed by a lifetime warranty, they represent a sound long-term investment for the professional tradesperson.