... -250mm 3. certificate:ISO9001:2000 4.finish:zinc, black, plain,H.D.G Cap Screw Gr2 gradestandardmaterialdiameterlengthsurface3.6(A)DIN(A)Carbon ... M30*50-100B M8*55-120 M10*60-120 M12*60-120 MM14*55-120 M16*60-170 M18*70-160 M20*70 ... ,5.8,6.8,8.8,10.96)finish:zinc, black, plain,H.D.G7) material :Carbon Steel,swrch35k,45#8 ... pallet AND at buyer's option13)delivery lead time: 30days Cap Screw Gr2