The Excell® Master Lock No.M176EURDLH padlock features a 56mm wide zinc body for maximum strength and reliability. The 9mm diameter, 51mm high octagonal shackle is made from Tough-Cut (TM) tungsten carbide treated boron alloy, 50% stronger than case-hardened steel, providing maximum cut resistance and sawing. The ball lock provides better resistance to leverage and picking. The wheel protection provides better protection against bad weather and the reinforced protective strip provides better protection against scratches. The padlock incorporates a programmable combination locking system and a practical emergency key. This padlock is perfectly suited for outdoor use, it can be used for storage spaces, sheds, garages, trailers ... The limited lifetime warranty guarantees you peace of mind thanks to a brand on which you can count.