• Premium quality drop forged and hardened chrome alloy steel.
• Nickel chrome plated to resist corrosion and fully polished for easy cleanup.
• Box end features rounded corners for increased torque.
• Sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 and 13/16"
(California Prop 65)