material ; ss304 certification : ISO9001-2000 size : M2-M6 Stainless steel hex hea NUTMaterials: stainless steelSize: M2-M6/ST2.2-6.3Surface: plainStandard: DIN, ANSI, JIS, BSscrew slot form:philips,phil-slot,pozi,hexsocket,six-lobe,square,triangle,slotted.Place of OriginSuzhou China(mainland)Brand NameTeerteMaterialCarbon steel & stainless steelSizeAll frequently-used size, produce as your ...