Pedros hex wrench setthe hex wrench is the most common tool needed for the modern bicycle choosing the right set can make the difference between good day and a bad day working on bikes pedros l hex wrench set is up to the challenge we made these wrenches from heat treated sncm v alloy steel to ensure superior strength and long lasting performance pedros hex wrenches also feature extra length and a round style end for better leverage and easy access and handling of hard to reach bolts the s