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B: Tapping Screw: (Points used in metal and plastics used in two) B-1: Sheet metal Tapping Screw.
B-2: Plastic Tapping Screw.
C: Wooden Screw .
D: Drywall Screw .
E: Self Drilling Screws (Stainless steel drilling screws, composite drilling screws)
1Stainless steel, metal steel, galvanized steel, engineering, installation?
2metal curtain wall partition metal such as indoor and outdoor light installation.
3General angle, channel steel, iron and other metal materials, combined with installation?
4?Car Bodies, container, shipbuilding, refrigeration equipment and other assembly works
Features of this product:
1?Drilling and tapping, locking one time, combined with strong?
2?Save construction time, improve efficiency?
E-1:STAINLESS STEEL SELF DRILLING SCREWS
E-2:Bi-metal Self Drilling Screws
