Newtion Lock Keyed Padlock, 304 Stainless Steel Discus Lock, 2-3/4 in. Wide (Pack) Sturby MaterialNewtion Padlock is made of 304 Stainless Steel that is Anti Rust,scratch,corrosion resistant and a hardened steel shackle for cut resistance. Excellent DesignNewtion Lock includes stainless steel construction and hardened steel shackle for increased strength and security. 3/8 in. diameter shackle, Hard to be destroyed. Strong Security4-pin cylinder and dual locking lever mechanism provides pick and pry resistance, shrouded design minimizes shackle exposure and protects against bolt cutter attacks. Wide on UsesNewtion Lock design for indoor and outdoor use,such as Gym/Sports, school & employee lockers, cabinets, BOX, warehouse, truck and general storages. WarrantyWe offer hassle-free after-sale services: Lifetime money back guarantees, Lifetime warranty and Lifetime technical supports. Our services still here no matter How far you go.