MECCANIXITY Rubber Tapered Plug 15mm to 20mm with 8mm Hole Test Tubes Bungs Stopper White for Lab Home 5 Pieces

Features

• The 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.
• The tapered plug is in size of: Bottom Diameter: 15mm / 0.59 inch; Top Diameter: 20mm / 0.79 inch; Height: 27mm / 1.06 inch; Fit Hole Size: 16-20mm; In the package of: 5 x Rubber Tapered Plug
• Made of rubber, with good resistance to chemicals, acid and alkali resistance, can withstand high temperatures in a short time. There is a hole in the center of the plug for inserting a glass tube, very convenient for meeting your needs.
• Conical design, solid, easy to install and good sealing performance, flexible and durable, not easy to crack, shrink, harden or break.
• Please check the size carefully before ordering! This product has a smell, please put it in a ventilated place before use to reduce this smell