What is a Drain Plug Wrench (or Bung Wrench)? A drain plug wrench, also known as a barrel wrench or bung wrench, is a critical tool in the traffic safety industry. It is specifically designed to tighten or loosen the drain plugs (or bungs) on water-filled barricades. These barricades are widely used for traffic control, construction zones, and crowd management, … Continue reading “Why do I need a drain plug wrench ?”
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