Intelligent Design We field tested dozens of designs to perfect this performance bike multi tool. Designed for both road and mountain biking, this tool will be your sidekick both on and off the trail. Non-slip textured sidebars give you grip in the wet. 19 Precision Bike Tools Hex Key: 2, 2.5, 3, 4, 5, 6, 8mm Phillips Head: 1, 2 Flat Head: 2 Tor..