The Master Lock 500D Laminated Padlock with Key features a 1-3/4in (44mm) wide laminated steel body for strength and reliability. The 9/32in (7mm) diameter shackle is 13/16in (21mm) long and made of steel offering strong resistance to cutting. The warded single locking lever mechanism minimizes jamming from dirt and grime. Padlock with key is keyed different. The Limited Lifetime Warranty provides peace of mind from a brand you know and can trust.