Baoji Bolts Master Co.,Ltd, one of the leading China titanium hexagon flange head bolts manufacturers and suppliers, is waiting for you to wholesale its titanium hexagon flange head bolts.titanium Hexagon Flange head bolts size #6-2" or M3-M33 made of ASTM B348,ASME SB348, ASTM F67,ASTM F136, AMS4928 bar Materials CP Titanium Grade1/Grade2, Titanium Alloy Grade5/Grade7/Grade12  standard DIN 6921 ISO 4162