These are small rubber grommets sold in a packet of 10 pieces. Part number is GM4-10. They are designed to fit 13mm panel holes. The through hole size is 9.5mm, the panel thickness is 1.6mm, the overall diameter is 18mm, and the thickness is 6.8mm. With over 25 years of experience in supplying appliance parts to both the trade and retail sectors, you can buy these grommets with full confidence.

Using these rubber grommets is easy. First, find the 13mm panel hole where you want to install them. Then, simply insert the grommet into the hole. Make sure it fits snugly. As for maintenance, these grommets are quite durable. But if they get dirty, you can clean them with a mild soap and water solution. Just let them dry completely before using them again. One thing to note is that don't force the grommet into a hole that's too small, as it might damage the grommet. Also, keep them away from sharp objects that could cut or tear them.