Precision designed, this 7-piece extension socket driver set is versatile in metric and inch sizes, ideal for tackle hard to reach fasteners in tight spaces due to its alloy steel construction Designed for professional mechanics, DIY enthusiasts, auto repair, electronics assembly, or technicians who require torque tools for their home maintenance projects Made from durable high-strength alloy steel, each bit is precision machined to ensure perfect screw engagement, minimizing slipping and wear in demanding applications Access engine compartments, furniture joints, or recessed screws in tight workshop areas using an extended shaft design combined with a quick change feature for seamless bit changes This comprehensive tool kit is stored in a portable case with labeled compartments to keep your workplace efficient, while protecting your bits from damage during transport or switching work, Manufacturer: Netbiio