Infly Fasteners is a professional manufacturer and factoy of phillips hex flange bolt with flat head screws and flat head wood screw factory, flat head wood screw is a non-standard bolt, mainly used for wood structure building, head flattening, sometimes required to facilitate the injection head, without using tools, can be conveniently installed by hand and use.
About press flat head screw with hole and,flatten head bolt, we can do:
Size: dia.M4-M12, length. 20-200mm
Material: class 4.8-8.8, carbon steel Q195, 1008, 1035, 10B21
Surface: self colour, white zinc, blue zinc, yellow zinc, black, H.D.G.
Packing: carton bluck 20KG-25KG and then on pallet.