If you are looking for a professional and affordable drum bung caps, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is easy to use and bring you much convenience. Features - Color: As shown.- Material: Iron.- Size: About6.10X6.10X1.40cm/2.40X2.40X0.55inch.(L)- Size: About2.80X2.20X1.20cm/1.10X0.87X0.47inch.(S) - These bung plug are made of good quality iron, which is durable and corrosive resistant.- These bung caps are suitable for drums, gas tank and fuel tank and more.- With the fine screw thread on drum plugs, the drum outlet will be tightly locked.- The bung plugs could be conveniently tightened to or removed from the drum holes by the screw thread.- It is produced by professional equipment and has sturdy structure, so it can be purchased with peace of mind.Packing list: 20 x Drum Caps