UNC UNF 0#-80 2#-56 4#-40 6#-32 8#-32 10#-32 1/2-13 12.9 Grade Carbon Steel Hexagon Hex Socket Cap Head Screw Allen Bolt

UNC UNF 0#-80 2#-56 4#-40 6#-32 8#-32 10#-32 1/2-13 12.9 Grade Carbon Steel Hexagon Hex Socket Cap Head Screw Allen Bolt

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