4 mm Hex Key, Journeyman™ T-Handle, 9-Inch

4 mm Hex Key, Journeyman™ T-Handle — Metric Hex Key The Klein Tools 4 mm Hex Key Journeyman™ T-Handle is a precision tool designed for professional use, delivering increased torque for fastening applications. This metric hex key is suitable for electrical distributors, lighting solutions, wire and cable installations, and switchgear suppliers requiring durable and reliable hand tools. Its heat-treated and tempered steel construction ensures strength and durability, while the T-handle design provides maximum power and control. Specifications Measurement Standard: Metric Hex Size: 4 mm Blade Length: 9 in (22.9 cm) Product Weight: 1.4 oz (40 g) Width: 2.7 in Height: 0.608 in Features T-Handle Design for maximum power and torque Soft Touch Grips for improved control and comfort Tip-Ident® marking for easy size identification Heat-treated and tempered steel for superior strength and durability Rust and corrosion resistant treated steel blade Precise fit to prevent slippage and socket stripping Downloads & Links Spec Sheet