California Proposition 65: This product contains a chemical known to the State of California to cause cancer. California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.Available as individual adjustable wrenches or in sets, they're available in a variety of finishes, including chrome, satin, powder coated and black oxide. Take a look at the features for Channellock Adjustable Wrench. Overall Length: 8", Material: Chrome Vanadium Steel, Finish: Chrome.