Description:Size:Inside diameter: 14mmOutside diameter: 23mmHeight: 5.6mmSpecification: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.