The park tool mini fold up hex key set is a diminutive version of our world famous fold up tools featuring 3 4 and 5mm hexes a t25 torxreg compatible bit combo screwdriver and a key ring holder all in a tough composite case park tool mini fold up hex key set features the aws 13 is a mini sized 66 mm 26 in fold up tool that features 3 4 amp 5 mm hex wrenches t25 torxreg compatible wrench combo screwdriver and key ring super tough composite handle 26 in 6