What is this?The Silicone Rubber Tapered Plug is great for laboratory utensils such as flasks, test tubes, or other laboratory applications, also can as a sewer plug, water pipe plug, or drain plug, with a handle on the top for easy installation and removal, a smooth surface, and rust resistant ensures long time use.What will I get?The tapered plug is in size of:22mm to 29mm : Bottom Diameter: 22mm / 0.87 inch; Top Diameter: 29mm / 1.14 inch; Height: 28mm / 1.1 inch;25mm to 33mm: Bottom Diameter: 25mm / 0.98 inch; Top Diameter: 33mm / 1.3 inch; Height: 28mm / 1.1 inch;28mm to 37mm: Bottom Diameter: 28mm / 1.1 inch; Top Diameter: 37mm / 1.46 inch; Height: 30mm / 1.18 inch; 32mm to 42mm: Bottom Diameter: 32mm / 1.26 inch; Top Diameter: 42mm / 1.65 inch; Height: 30mm / 1.
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