1.our factory produce Cap Screw Gr2 2. size: m6-30x20-250mm 3. certificate:ISO9001:2000 ... 4.finish:zinc, black, plain,H.D.G Cap Screw Gr2 gradestandardmaterialdiameterlengthsurface3.6(A)DIN(A)Carbon Steelm6-m3010mm-250mm ... plain,H.D.G7) material :Carbon Steel,swrch35k,45#8)thread;BSW,BSF,UNC,UNF etc.9)certifications: ISO9001:2000, the ... at buyer's option13)delivery lead time: 30days Cap Screw Gr2