Master Lock Magnum 1-3/4" W. Dual-Armor Padlock with 1" L. Shackle superior security with its Dual-Armor protection, featuring a laminated steel core for exceptional strength surrounded by stainless steel and zinc components that resist weather damage. The Tough-Cut octagonal boron-carbide shackle is 50% harder than traditional hardened steel, providing enhanced cut resistance. This padlock also includes dual ball bearing locking for maximum pry resistance and a reinforced body bumper to prevent scratches. The 4-pin cylinder increases pick resistance, making it a reliable choice for securing your valuables. This Magnum Lock is sold in boxes of six, with the first six padlocks keyed alike and the following six keyed to a different set. Model Number: M1XKADCCSEN