*Hex flange bolts DIN6921,IFI-111,12 point flange bolts,hex socket screw,special bolts *Both cold and hot forging *Diameter:M6-76/1/4"-3" *Grade:4.8,6.8,8.8,10.9/SAE 2,5,8,ASTM A307,A325;A2-70,A4-80 *Can make to your requirements...
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