This Milwaukee 9Piece Metric LStyle Hex Key Set features ballend tips that allow up to 30 angle access, ideal for tight or awkward spaces. The keys are thermally treated for enhanced durability and are stored in a convenient twistandlock case that ensures secure, singleaction access. Sizes range from 1.5mm to 10mm, all clearly marked for quick identification. The case includes a lanyard hole for attachment to Milwaukee lanyard systems, enabling safe use at height.