The Vintage Benrus Watchmaker Waterproof Watch Case Opener Tool is a rare and valuable find for watch enthusiasts and collectors. Made in the United States, this original tool is designed specifically for opening waterproof watch cases, making it a unique and essential addition to any watch repair kit. The Benrus brand ensures quality and craftsmanship, making this case opener tool a must-have for watchmakers and hobbyists looking to maintain and restore vintage timepieces.