... Material: A2( SS 304),A4( SS 316)Size:M8-10 Length:16--100mm Color:silver,plainPacking &Delivery:Packing items ... China(mainland)MaterialSS A2(304),A4(316)SizeM(8-10)*(16-100mm)GradeClass 4.8, Class 6.8, ... Class 8.8, Class 10.9, Class 12.9StandardGB37,DIN,JIS,ANSIColorsilver,plainTechnology:cold ... .2,We can make prompt dilivery3,We have 10 years experiece in the production variety of the ...