Used for blown glass, stone, marble, etc.
Stopper top is 13/16" diameter and stopper is 1 3/4" tall.
Adhesives recommended by glass and stoneworkers:
Hxtal is the very best, click here for info.
Loctite 349: optically clear, stong. Hardware or Hobby shops.
Solid FDA food-grade stainless steel
FDA food grade nitrile O-rings, 3 sizes to fit more bottles
Made and patented in the US