COMPLETE SIZE RANGE - Includes 15 SAE (0.028-3/8") and 15 metric (0.7-10mm) wrenches plus 2 extensions, covering virtually all hex fastener sizes for bicycles, furniture, and machinery repairs INDUSTRY-STRONG DURABILITY - Forged from hardened chrome vanadium steel with black oxide coating, these Allen wrenches resist wear and corrosion while delivering maximum torque without stripping or rounding fasteners PRECISION ENGINEERING - Features laser-etched size markings and chamfered edges for smooth insertion and secure fit, protecting screw heads from damage during precision assembly and disassembly tasks SMART ORGANIZATION - Comes in a compact foldable case with individual slots for each wrench, enabling quick size identification and easy portability to job sites and workshops VERSATILE APPLICATION - The L-shaped design provides extra leverage with short ends and extended reach with long ends, ideal for deep-set fasteners in electronics, appliances, and automotive applications SWANLAKE 32-Piece Hex Key Allen Wrench Set – The ultimate solution for precision fastening! This comprehensive set includes 15 metric (0.7-10mm) and 15 SAE (0.028-3/8") L-shaped hex wrenches plus 2 extension handles. Forged from chrome vanadium steel with black oxide coating, these precision-ground tools provide maximum torque without stripping. The compact foldable case keeps all sizes organized. Perfect for bicycle repairs, furniture assembly, and electronics work.