Dear representative, For one of our projects, we require chrome steel balls with the following specification. a) Chrome steel balls ISO3290, Grade 10, 8.5mm diameter b) Chrome steel balls ISO3290, Grade 10, 9.3mm diameter Please give me quote and time required for sending samples over to us. Thanks, Tulsi tulsi.ezhilan@elekta.com Desk: +44 (0) 1293654222 I want to receive: Product Spec . Price Payment . Sample Needed . Delivery Info . Product Catalog . Minimum Order .