... Scraper’s Details:1. Generally, the opening is along the symmetrical axis of the roller. 2. Material is excellent 45# seamless steel ... , mechanical treatment, chromate treatment, grinding and so on.4. The roller, straightness & out of roundness & proper alignment <= 0 ... founded in 2004, one famous roller manufacture all over the world. 2. Main Products are Embossing Roller, Anilox Roller, Mirror ...