Hex keys are formed from a single piece of hard steel hexagonal rod having blunt ends that fit snugly into similarly-shaped screw sockets . The rods are bent to 90º, forming two arms of unequal length resembling an "L". https://youtu.be/_yXCnAg19CU Features: The L-shaped design of the hex key in different sizes will help you to repair. Made of premium chrome vanadium steel, high torque and durable. High abrasion resistance, high precision grinding technology. Lightweight and compact design, easy to use, good performance. Tor hex key sets are commonly used in automobiles, motorcycles, bicycle brake systems, hard drives, garages, furniture, home, computer systems and consumer electronics, etc. Specification: Type: short / medium long / Extra-long (optional) Head: Ball Head Material: chrome vanadium steel Quantity: 9 Pieces / set Color: Silver Sizes include: 1.5mm, 2mm, 2.5mm, 3mm, 4mm , 5mm, 6mm, 8mm, 10mm package information: Package size: 220x50x30mm / 8.58x1.95x1.17in Package weight: 415g / 14.53oz General box package Package include: 1 x Tool Mak CR-V 9 Pcs Hex Key Set Facebook Instagram Pinterest