Hercules Industries Brings you the Complete Line of the Herculock all Brass Padlocks. Our Locks are Precision Crafted out of Solid Brass to Withstand Inclement Weather Conditions and are available with Brass, Stainless Steel or Heat Treated Shackles in a Variety of Shackle Clearances. Locks can be Keyed Alike, Different, Master or Keyed to your Existing Key. new Products are the Receiver Lock for your Truck Hitch and the Multi Entry Device Used for right of Ways, Construction Equipment, Padlocks, Safes and Locks, Marine Accessories ...