... : A2( SS 304),A4( SS 316)Size:M6-10 Length:16--100mm Color:silver,plainPacking &Delivery:Packing items: ... Class 4.8, Class 6.8, Class 8.8, Class 10.9, Class 12.9Size: M(6--10)*(16-100mm)Detailed Description: ... 304),A4(316)SizeM(6-10)*(16-100mm)GradeClass 4.8, Class 6.8, Class 8.8, Class 10.9, Class 12. ... price.2,We can make prompt dilivery3,We have 10 years experiece in the production variety of the screws ...