The Master Lock No. 25KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide reinforced laminated steel lock body providing extra strength and a 1in (25mm) tall, 3/8in (19mm) diameter hardened steel shackle for excellent cut resistance. Dual ball bearings locking for maximum pry resistance making it ideal for industrial applications and the rekeyable, 5-pin W27 cylinder helps prevent picking.