5-piece flexible ratchet wrench set with chrome finish, manufactured from premium chrome vanadium (Cr-V) steel, drop forged and hardened treated 180° flex head allows you to easily reach tight spaces and angles 72-tooth ratchet gear only needs a 5° swing arc, making it easy to use in tight spaces Includes 5/16", 3/8", 1/2", 9/16", and 11/16, Weight: 1.4896965736733 pounds, Manufacturer: Amazon