DLLL 2 PCS Zinc Alloy Bicycle Bike Cycling 10 in 1 Portable Dog Bone Shape Hexagon Wrench Repair Tool his Mini Hexagon Wrench is quite possibly the smallest most functional cycling-tool available in the market. Unique design in that it easily transforms into a versatile tool, easy to setting your bike and very recommends use for Brompton Folded Bike change the tire. 10 in 1 hex wrench, a must for any cycling enthusiasts Handy and easy to use Fit nut 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 mm Lightweight, length 3.6inch / 9.4 cm.strong to use, made of alloy