Durable The round wrench is made of high-quality iron material, and the spoke wrench is made of high-quality carbon steel material with the surface is nickel-plated. Both of them are good hardness, durability, resistance to deformation and wear resistance.In addition, this kind of wrench is also anti-corrosion and anti-rust properties, so that even if it is used for a long time, it will not rust. Standard 14g Classic Spoke WrenchThis bicycle spoke wrench includes a classic spoke wrench with a bottom diameter of 14 mm and 3.5 mm, which is very suitable for standard 14g spoke joints.The handle part adopts an arc design.And it uses the spokes as the axis to rotate, so that it is very labor-saving.There is also a rubber coating on the outside of the handle, which can well protect the fingers and internal materials. 8 Cut Open Design Spoke WrenchIt also includes an round wrench which adopted a 8-cut design,with the diameter: 38mm, height: 10mm, that is very suitable for spoke joint sizes of 10G (5mm), 11G (4.4mm), 12G (3.96mm), 13G (3.45mm), 14G (3.35) mm), 15G (3.23mm).This round spoke wrench has a unique pattern design around it, which can increase the friction with the palm to effectively prevent slippage. Easy to Use Convenient to CarryThis bicycle spoke wrench is very convenient to use.Only need to find a wrench,which is suitable for the bicycle joint, and simply rotate it to easily adjust the tightness of the bicycle spokes, so that it can effectively correct and prevent the wheel deformation.And the size of these two wrenches is so small,that it can be easily stored in the bicycle tool bag for easy carrying. Suitable for Most BicyclesThis bicycle spoke wrench contains common sizes suitable for almost all bicycle spokes.It is an excellent bicycle repair accessory that is very suitable for adjusting the tightness of the spokes and correcting the wheels of most bicycles such as road bicycles, mountain bicycles, and folding bicycles. Color: blue, silver Size: diameter 40MM, height 11MM Product includes: 2x spoke wrench