Compatible With Jura Capresso Impressa C-D-E-F-S-X-ENA-GIGA Coffee Machines. A special bit key to remove the screws on the back wall of coffee machines. Please refer to the product image for the installation position of the seal. High-temperature resistance, low-temperature resistance. The sealing element is made of silicone material, which is wear-resistant, corrosion-resistant, and convenient to use. Colour:As Shown Material:Metal and Silicone Due to different product batches, the appearance may vary, which does not affect the use Package Contents: 1 x Repair Tool 5 x Big Red O-Rings 10 x Small Red O-Rings 10 x Small Black O-Rings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.