Vintage Shark Fish Bottle Opener, Teak and Stainless made in Japan
1960's
 
The "Bar Shark" fish bottle opener. 
Teak wood handle with brass rivets and stainless steel. A Mid century bar accessary that is sturdy and substantial. 
Made in Japan. Marked: "stainless steel Japan" and "Bar Shark". Excellent vintage condition. Measures 8" L and 2-1/2" W