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Black/gray phosphated bugle head gypsum board screw coarse
Material C1022A Carbon Steel Length 13mm-200mm without head Head Bugle head Flat and Countersunk Finish Black/gray Phosphated, Zinc coating Thread Fine thread,coarse thread Diameter #6(3.5mm),#7(3.9mm),#8(4.2mm),#10(4.8mm) details please check the following introduce Packing 1000pcs/box,20box/carton,according to request