... Material: A2(SS304)A4(SS316) Standard: GB37,DIN,JIS,ANSI Advantage:Mainly used in the solar equipement Quick Details ... quantitySpecifications:Name:T-boltsStandard: GB37,DIN,JIS,ANSIGrade:Class 4.8, Class 6.8, Class 8.8, Class 10.9, Class 12.9Size: M(6--10 ... 16-100mm)GradeClass 4.8, Class 6.8, Class 8.8, Class 10.9, Class 12.9StandardGB37,DIN,JIS,ANSIColorsilver,plainTechnology:cold forging,heat ...