Simpson Strong-Tie SDCF271958-R25 19-5/8" x .28 Structural Timber Screw 25ct
The Strong-Drive SDCF Timber-CF screw is a structural fastener available in a variety of lengths and is designed for cross-laminated timber construction, mass timber construction and general interior applications. These 0.315"- and 0.394"-diameter structural fasteners provide uncompromised strength for these demanding applications. The large flat head with underhead nibs provides for clean countersinking. The yellow zinc, fully-threaded screw, with a proprietary unique point, provides fast starts and excellent withdrawal resistance. For interior and dry applications only.
Key Features - Flat head with nibs helps countersink the screw for a flush finish
- Heavy-duty, fully-threaded shank provides strength, with superb withdrawal resistance
- Head stamp includes length in mm for inspection
- Type-17 point for fast starts
- Interior grade yellow-zinc coating
- Deep 6-lobe recess for a secure drive (replacement bit: BIT50T-134 for 23 5/8" length; BIT40T-134 for all others)
- Available in 4 3/4", 5 1/2", 6 1/4", 7", 8 5/8", 10 1/4", 11 3/4", 13 3/4", 19 5/8" and 23 5/8" lengths
Applications - Beam reinforcement, wall-to-wall, floor-to-floor, support beams, butt joints