Exquisite material: the bicycle crank removal tool is made of carbon steel material, which is corrosion resistant, rust resistant, high strength, not easy to break, reliable, stable, practical and durable for long-term use. ERGONOMIC DESIGN - The handle of the bottom bracket tool wrench is non-slip and has smooth edges that prevent scratching of the palm, easy to use, easy to apply force and better exert pressure, saving you a lot of time and energy. EASY TO USE - The easy to remove bike cranks come with an extended shaft that can save effort when dismantling and assembly. This crank arm removal tool is also ideal for the bike mechanic at home. Wide application: compatible with all 20 sprocket bottom brackets and standard square cranksets, suitable for any brand of bottom brackets, perfect for your bike, can be carried by bicycle, ideal tool for outdoor riding. Package includes: you will receive 1 x Bicycle Crank Puller, 1 x Bottom Bracket Remover, 1 x Wrench; Bike Bottom Bracket Removal Tool can be used with a 24mm socket or adjustable wrench.