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#12 Dekfast™ Purlin Self-Drill Screw, Square #3, Pancake | DF-12-SQ3

#12 Dekfast™ Purlin Self-Drill Screw, Square #3, Pancake

FM approved

Miami-Dade County approved: 16-0712.08

State of Florida: FL20311

Product Type
Self-drilling screw
Material
Carbon steel
Diameter
#12
Diameter [mm]
5.3 mm
Threads Per Inch
24
Head Style
Pancake
Drive Socket
#3 Square
Washer
No washer
For retrofit roofing where heavy gauge purlin material must be penetrated
  • Extra stable #3 square drive provides superior bit engagement
  • Drill point design prevents fastener walking
  • 24 threads per inch allow for easier driving of the fastener and greater pull-out values
  • Shank diameter is smaller than that of the drill point and the outside thread diameter, allowing thick metal to be drilled and cleared of chips before threads tap into metal
  • Cathodic epoxy e-coat

#12 Purlin data sheet

Product overview document

Install fasteners with 1800–2500 rpm screw equipped with depth sensing nosepiece. The standard carton package includes one square drive bit #3.

Up to 1/4" purlin steel

  • Steel thickness from 18 ga (0.048 in.) through 1/4" (0.250")

#12 Dekfast™ Purlin Self-Drill Screw, Square #3, Pancake | DF-12-SQ3

#12 Dekfast™ Purlin Self-Drill Screw, Square #3, Pancake

FM approved

Miami-Dade County approved: 16-0712.08

State of Florida: FL20311

Product Type
Self-drilling screw
Material
Carbon steel
Diameter
#12
Diameter [mm]
5.3 mm
Threads Per Inch
24
Head Style
Pancake
Drive Socket
#3 Square
Washer
No washer
For retrofit roofing where heavy gauge purlin material must be penetrated
  • Extra stable #3 square drive provides superior bit engagement
  • Drill point design prevents fastener walking
  • 24 threads per inch allow for easier driving of the fastener and greater pull-out values
  • Shank diameter is smaller than that of the drill point and the outside thread diameter, allowing thick metal to be drilled and cleared of chips before threads tap into metal
  • Cathodic epoxy e-coat

#12 Purlin data sheet

Product overview document

Install fasteners with 1800–2500 rpm screw equipped with depth sensing nosepiece. The standard carton package includes one square drive bit #3.

Up to 1/4" purlin steel

  • Steel thickness from 18 ga (0.048 in.) through 1/4" (0.250")