The all-in-one ultra-compact tool has the following functions:

• Tool can be used as a screwdriver (picture 2)
• 8 / 10 open-end wrench
• 10 individually selectable bits
• Bit adapter allows the bits to be mounted on Allen key on both sides
• Allen key 6

Mountain bike or bike freely selectable configuration:
Torx: 10 / 15 / 20 / 25
Allen: 3 / 4 / 5 / 8
Cross: 1
Flathead: 2

Given:
Open-end wrench: 8 / 10
Allen key: 6