... Grade : G10-G100 2. We are factory 3. SGS approved 4. low price, high quality About us Brand NamePlace of ... nameFlying saucer ballMaterial Stainless steel , carbon steel , bearing steel and so onSize ( mm)2.5*3.5 , 3*5 ... 3.5*5.5 , 5*7 , 7*10 , 6*8 and so onGrade G10 - G1000Application Flying Saucer ball, which looks like ... -14.50.8-2.01.82 China polished and durable flying saucer ball ( SGS approved )