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TFC Launches A Full Line Of 304 Stainless Steel Bi-Metal Drill Screws
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Triangle Fastener Corporation (TFC) of Pittsburgh, Pennsylvania, recently announced the availability of a full line of 304 stainless steel bi-metal self-drilling screws.


Bi-metal screws have heads and threads made of 304 stainless steel providing exceptional corrosion resistance and ductility. A hardened carbon steel drill point welded to a stainless steel body, which allows the screw to drill and tap steel up to ½” thick.


These screws are used to attach aluminum, stainless steel, insulated metal panel (IMP).

  • In-stock for immediate shipping;
  • Available in #12 and ¼” diameters;
  • Drill and tap up to ½” thick steel;
  • Lengths up to 12” long;
  • Head styles include hex washer head, pancake head and button head;
  • With and without EPDM Bond-Seal sealing washers; and
  • Can be painted to your exact color.


TFC is a provider of standard and specialty fasteners, sealants, and tools for metal construction industries.

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