From type to tolerances, our guide to the often overlooked tool Excluding your mind, hands and perhaps bottle opener, nothing in the bicycle workshop is likely to get more use than Allen keys (AKA hex ...

Allen and Torx keys aren’t as sharp as I was hoping; power link tool was tricky to use in the wild Topeak’s Mini P20 multi-tool includes 2mm, 3mm, 4mm, 5mm and 6mm Allen keys and an 8mm Allen key ...