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 L-style hex keys in convenient caddy sets Rust and corrosion resistance surfaces Ball end works on angles up to 25-degrees Each set contains a unique locking feature and marked slots for each key Top-grade alloy steel Heat-treated and tempered for added strength and durability Durable caddy keeps hex keys organized Includes 9 sizes: 1.5, 2, 2.5, 3, 4, 5, 6, 8 and 10 mm Extra length for hard-to-reach applications Made in USA Warnings Always wear approved eye protection. Do NOT use a pipe or similar extension to increase leverage. NOT insulated. Will NOT protect against electrical shock. Sizes Included: 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10 mm Size Name: 9-Piece Metric Weight: 0.62 lbs (281 g) Width: 3.75 in Height: 1.5 in Depth: 12.5 in Material: Top-grade alloy steel Finish: Rust and corrosion resistant Heat Treatment: Heat-treated and tempered Angle Capability: Up to 25 degrees Key End: Ball Country of Origin: United States DownloadsSpec SheetVideo DownloadVideo Download