wear wellhigh 、efficiency 、high precision
language:English
wear wellhigh 、efficiency 、high precision
The main attributes of drilling screws include material, execution standard, use and shape. According to the material, drilling screws can be divided into carbon steel, stainless iron and stainless steel three types. In addition, drilling screws are also divided into national standard GB/T, German standard DIN, Japanese standard JIS, international standard ISO, etc., according to the use and shape can be divided into cross slot pan head self-drilling self-tapping screws, cross slot countersunk head self-drilling self-tapping screws, hexagonal head self-drilling self-tapping screws. Features of drill screws include: corrosion resistance. Self-drilling ability, widely used.
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