#312 WEATHERPROOF KEYED ALIKE #3139 PADLOCK
The Master Lock No. 312KA Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 1-9/16" (40mm) wide laminated steel body for superior strength and a 3/4" (19mm), 3/8" (10mm) diameter hardened steel shackle with molded cover for excellent cut strength and weather resistance. A blue, weather resistant thermoplastic cover provides protection against environmental elements such as moisture, dirt & grim while a non-rekeyable 4-pin W1 cylinder offers strong pick resistance.