... /136, AMS 4928; 3. ISO 9001-2000; 4. Dia 5.0-280mm; 5. SGS test; Quick Details Place of Origin: Shaanxi China ... , AMS 4928 high-accuracy: H6 H7 H8 H9 Packaging & Delivery Packaging Detail:wooden caseDelivery Detail:5-10daysSpecifications1. Gr1, Gr2, Gr3, Gr4, Gr5 ... , ISO5832/3, AMS 4930 4. High Accuracy : H6 H7 H8 H9 5. Annual Export Quantities : 1000T/year 6. Processing Ttechnique : rolled/forged ...