The advantage of the wood screw is that the consolidation ability is stronger than the nail connection, and it can be removed and exchanged, and it is convenient to not damage the wood surface.
First, the wood screw type is commonly made of iron and copper. The type has a round head type, a flat head type, and an elliptical head type depending on the nail head. The nail head is divided into a slotted screw and a Phillips screw. The head screws are made of soft steel in blue, and the flat head screws are polished. The elliptical head screws are usually plated with cadmium and chrome. They are often used to install loose-leaf, hooks and other hardware accessories. The specifications are determined by the diameter of the stem, the length and the type of the nail head. The unit is purchased at the time of purchase.
Second, the installation of wood screw tool screwdriver for its loading and unloading tool, the shape of the wood screw head groove shape and a word and cross shape; in addition, there is a special screwdriver installed on the bow drill, suitable for loading and unloading large wood screws, use It is more convenient and labor-saving.
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Taizhou Fengye Metal Products Co., Ltd. , https://www.fyhandware.com