The only pocket knife with a built in oxygen tank key

Colonial Knife Company

"C.K.C. Series keychain pocketknife with Oxygen-Tank key" can also be carried by the pocket clip or lanyard both included. Pocketknife Key Chain extra feature is the oxygen tank key hidden in the handle, total weight of the Keychain pocketknife is only 2-ounces and U.S.A. made

The coronavirus pandemic COVID 19

is the leading cause of respiratory infections and the leading cause worldwide for Oxygen Therapy or Supplemental Oxygen. Most oxygen tanks still require a "key" to turn on the supply of oxygen

The oxygen tank key

isn't just for firefighters, EMS workers, police, 1st. responders or healthcare-workers, it is an invaluable tool for mothers, fathers, sons, daughters, grandparents and anyone who cares for those needing oxygen therapy or supplemental oxygen

The oxygen tank key is lite-weight-2-ounce, has a pocket clip and lanyard hole, it also has 1 3/4-inch pocket blade that opens with one hand and has two locking systems for safety

Specifications Of The Oxygen Tank Key,  Model 210 with black handle blade steel 440-A  

• • Overall Length With Blade Open: 5-inch
  • Blade length: 1 3/4”
  • Weight: 1 ounce
  • Blade locks open or closed
  • Pocket Clip and lanyard hole 
  • Oxygen Tank Molded Into Handle
  • Made in U.S.A. lifetime warranty