... Standard: DIN934,DIN439,GB6170,ANSI Size: M(1.6-20),2#--1' Color:silver,plainPacking &Delivery:Packing items: usually ... to the quantitySpecification:Name:Hexagon nutsSize: M(1.6-20),2#--1' Standard: DIN934,DIN439,GB6170,ANSI Certificate:ISO9001: ... 2000Detailed Description : NameHexagon nutsBrand nameDingshengSizeM(1.6-20),2#--1' StandardDIN934,DIN439,GB6170,ANSI MaterialSS A2(304)A4 ...