This product is a perfect fit to remove spin-on filters and filter housings. It is made of aluminum and very durable in using. The inner wall surface design of polygonal dome can increase the bite force of oil filter wrapped. The top is square hole and external hexagonal, so you can use the corresponding standard tools to twist. It is fit for many vehicles and not easily deformed. And its surface is smooth and easy to install. 1. Chrome plated surface finish to help prevent corrosion. 2. Solid aluminum construction for strength and durability. 3. Polygonal dome design can increase the bite force of oil filter wrapped. 4. Precision-stamped, deep-reach cap wrenches are engineered for a perfect fit to remove spin-on filters and filter housings. 5. Application: for Fengshen, Nissan, Bluebird, Toyota A8, Geely, Honda. Material: Aluminum Color: Silver Type: Cap Oil Filter Wrench Inside Diameter: 6.5cm / 2.56 inch Outside Diameter: 7cm / 2.76 inch Package Included: 1 x Cap Oil Filter Wrench Only the above package content, other products are not included. Note: Light shooting 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.