0.525 x 39 3/8 - Strong-Drive® SDCFC TIMBER-CFC Screw Yellow Zinc Coated Thread Len:38 (T50 6-Lobe) - Box (50)

0.525 x 39 3/8 - Strong-Drive® SDCFC TIMBER-CFC Screw Yellow Zinc Coated Thread Len:38 (T50 6-Lobe) - Box (50)The Strong-Drive SDCFC Timber-CFC screw (CFC — Countersunk, Fully Threaded, Cylinder Head) — a robust structural fastener - is designed for cross-laminated timber (CLT) construction, mass timber construction and general interior applications. These sturdy 0.390 inch -diameter structural fasteners provide extra strength for demanding applications requiring large-sized structural members. compact cylinder head provides clean countersinking with a reduced footprint. The yellow zinc, fully-threaded screw, with a proprietary point, provides fast starts and excellent withdrawal resistance. for interior and dry applications only.