#14 Dekfast™ Self-Drill Screw, Phillips #3, Truss Head, DF-14-PH3
Features and Benefits
- Extra stable #3 Phillips drive, recessed in truss head
- Low profile truss head can be used for clip attachment in applications where head height is important
- 13 threads per inch for ease of installation in concrete roof decks
- Cathodic epoxy e-coat
Application
Insulation and membrane attachment to steel and wood
Approvals
FM approved
Guidance
Install fasteners with 2000-2500 rpm screw guns with hardened #3 Phillips bit. For structural concrete, 3/16" carbide bit and 1500 rpm max screw gun or hammer drill in hammer mode. Structural concrete to be predrilled with standard 3/16" carbide bit to minimum 1/2" deeper than fastener penetration. The standard carton package includes one #3 Phillips bit.
Material:
- Steel thickness from 22 ga (0.030 in.) through 18 ga (0.048 in.): Min penetration: 3/4"
- Wood 2x (1-1/2" thick): Min penetration: 1"
- Plywood and OSB: Min through penetration: 3/4"
- Structural concrete 1" embedment: Min penetration: 1"
- Structural concrete 1-1/2" embedment: Min penetration: 1-1/2"
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