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-1A flat bottom square head
-1A flat bottom hexagon
-1B Toyota square head, rounded corners
-1B Toyota Hexagon
7 Hammered rebar square head double mountain
-7Shuang Shan square head, round head
-7 Double Mountain thickened square head
-7 Double Mountain thickened hexagon
-7 Double Mountain Hexagon
7 drill rebar hexagonal double mountain
22 quadrilateral square head
-22 quadrilateral hexagon