Compact Multi-Size Wrench

In many workshops the same problem always appears: wrenches disappear exactly when you need them. Instead of searching for the correct tool every time, I designed a compact multi-size wrench that combines the most commonly used metric sizes in a single 3D printed tool. This wrench includes six of the most frequently used metric sizes: 8, 10, 12, 13, 14 and 17 mm These dimensions were chosen because they cover a large portion of everyday hardware used in: general workshop work automotive repairs furniture assembly DIY mechanical projects Why these sizes? The selected sizes correspond to very common bolt standards: Wrench SizeTypical Bolt8 mmM510 mmM612 mmM8 (common in automotive and JIS standard)13 mmM8 (ISO standard)14 mmM917 mmM10 Including both 12 mm and 13 mm is particularly useful because many automotive components use different st