Triangle Fastener Receives FM Approval For Drill Screws

Karen Knapstein
Triangle Fastener Corporation has announced it has received FM approval for the company's 1/4-14 BLAZER-3 Drill Screws in carbon steel. The FM approval is for screw attachments per classes 4471 (Panel Roofs) and 4881 (Exterior Wall Systems). These screws are provided with TRI-SEAL® long-life finish and are approved in lengths up to 11”.

The listing can be found at, or visit the FM RoofNav or Approval Guide website.

BLAZER® Drill Screws are often specified by many metal roof and wall panel manufactures including producers of insulated metal panels (IMP).

Triangle Fastener Corporation, a Member of SFS, has 23 locations throughout the USA. They provide a complete line of standard and specialty fasteners, sealants, tools and accessories. Markets served include; commercial roofing and siding, metal building, post frame, commercial interior, and miscellaneous cladding. They also provide engineering assistance, testing, and can custom design products for specific applications.

For more information or free samples: Call 800.486-1832 or visit their website at
PHOTO: BLAZER-3 Drill Screws in carbon steel by Triangle Fastener Corporation. 
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