Reece's Red Aluminum Safety Padlock provide advanced safety for controlling hazardous energy. Engraved Lock Numbers on both the padlock and keys simplify safety protocols, facilitating key tracking made easy.Padlock has "keyed alike" configuration that offers to open multiple locks with the same key. The lightweight, Corrosion-Resistant Aluminum Body, measuring 1 1/2" x 1 3/4" with a 1 1/2" steel shackle, prioritizes safety without compromise. Key Retaining Design prevents accidental key removal, adding an extra layer of protection. Choose from nine bright Anodized Colors for clear identification, with Customizable Engraving also available.