It ischrome plated and fully polished to resist rust and for easy cleaning.10-In Adjustable Wrench, Clam Shell It features drop forged steel for strength and durability, and milled jaws to provide superior gripping power for tightening nuts and bolts.Drop Forged Steel for Strength and Durability,Chrome Plated and Fully Polished for Rust Resistance and Easy Cleaning,Milled Jaws for Maximum Gripping Power.