... ; Certification:ISO14001 ISO9001 SGS Specifications Stainless Hexagon head anchor bolts with full thread Process Capablilities Standard ISO, GB, DIN, JIS, ANSI ... , BSW, ASMEGrade 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12 ... makes a good performance in screw industry and develops well with the support of all customers. We have passed ISO9001:2008 and ISO14001 ...