Tool kit SUPER B TBA 300 Hobby 21 pcs.Hobby tool kit for bicycle service and repair, containing 21 types of quality tools.1-Freewheel turn for 1/8 fixed wheel pinions.1-2 in 1 crank tool, both for the standard square type and for the Shimano ® Octalink, ISIS Drive ®, Power Spline or Power Drive bottom bracket interface.1-Multifunctional pedal key, 15 mm pedal key with 8 / 10 mm hex key.1-Freewheel removal for Shimano ® HG cassettes.Rivet extractor with 1 chain, for 3/32´´ to 3/16´´ chains and 8, 9 and 10 speed chains.1-BB.wrench, for Shimano ® Hollowtech II , Truvativ GXP ®, FSA ® MegaExo, Campagnolo ® Ultra-Torque, TOKEN ® and other external pedals.1-Crank installation tool.Hex key with 6 sizes, size:2 / 2.5 / 3 / 4 / 5 / 6 mm, with a holder to be used with the hexagonal key as a handle.Kit of repair with 1 patch, self-adhesive patch x 6, sandpaper x 1.1-point wrench, 3.2 / 3.3 / 3.5 mm.1-Adapter 8 mm hex x 1/2´´ Dr .1-double-ended Torx ® key, T25.3-Tire lever.â €¢1-Blow house.