Description: Size: Inside diameter: 14mm Outside diameter: 23mm Height: 5.6mm Specification: 1.Easy to use: Simply attach the eyelet set with the hole cutter and the matching mandrel. The characteristic pattern on the surface of the mandrel is rough to prevent slippage and offers a secure hold. 2.With a Plastic Storage Box: All of these rivets set and tools are packed in a clear storage box with removable baffles, which is convenient for you to find out the appropriate components and save time. 3.Quality: These tarpaulin eyelets are made of sturdy metal and are corrosion and rust resistant. 14mm inside diameter, 23mm outside diameter, Height 5.6mm. 4.Useful Tools: These durable paper eyelet tools are easy to use, suitable for denim, canvas, tarpaulin, tents, awnings and other items made of fabric. 5.100 Satisfaction :Any further question about it ,please feel free to contact us. Package List: 100pcs x Eyelets