Eight (8) Keyed Alike Padlocks w/ 16 Keys. If ordering multiples of this 8-pack we will automatically key them the same. These keyed alike locks can be matched with other locks that have the W1 cylinders. High-tech thermoplastic shell designed for superior weatherization. A capped key-way prevents dirt and grime from jamming the lock. 1-3/4" Wide body with a hardened 9/32" thick steel shackle. Patented dual-locking levers for premium pry resistance. Pin tumbler mechanism for extra resistance to picking. Ideal for most applications especially outdoors including trailer doors, sheds, gates and boats. Master Lock - (8) Keyed Alike Padlocks w/Thermoplastic Coating and 2 Inch(51mm) Tall Shackle - Model # 311KALH-8