Klein hex-keys are the tools professionals cannot afford to be without. Heat-treated and tempered for superior strength and durability. Klein hex-keys are designed for a precise fit in sockets, preventing slippage and stripping of the socket.Features Soft touch grips for maximum control and comfort Blade-through-handle design for high torque applications T-handle design delivers maximum power Tip-Ident sizes marked Treated steel for rust and corrosion resistance Sizes laser etched on blade Convenient hang hole Chamfered end for ease of use Warnings NOT insulated. Will NOT protect against electrical shock. Always wear approved eye protection. Blade Length: 6 in (15.2 cm) Depth: 7 in Width: 3 in Height: 0.5 in Hex Size: 3 mm Weight: 0.06 lbs Measurement Standard: Metric Material: Treated Steel Country of Origin: Slovenia Size Name: 3 mm, 6 in Style Name: Metric Sub Brand: Journeyman DownloadsVideo DownloadSpec Sheet