Simpson Strong-Tie #14 x 2-3/8" Self-Drilling TB Wood-To-Steel Screw, Square Flat Head - Black Phosphate, Qty. 1,000 Strong-Drive SDCF Timber-CF Screws these screws deliver the strength

these screws deliver the strength and sealing performance needed for long-term durability

Wall-to-Roof Anchor: Connects purlins or trusses directly to supporting walls

Versatile Application: Intended for use with Rough Cut 4x6 lumber with a slotted base for adjustable installation

Simpson Strong-Tie® Strong-Drive® SDWH Timber-Hex Stainless-Steel Screw is built for demanding wood framing and timber projects

while lengths up to 1" are fully threaded and longer sizes feature partial threading for greater pull-through strength

Simpson Strong-Tie #14 x 2-3/8" Self-Drilling TB Wood-To-Steel Screw, Square Flat Head - Black Phosphate, Qty. 1,000 Strong-Drive SDCF Timber-CF Screws these screws deliver the strengthThe Simpson Strong Tie TBP1460R1000 Strong Drive TB Wood to Steel Screw with black phosphate coating is designed for high performance fastening of wood to steel in interior, dry environments. This structural screw features a flat head with under head nibs for clean countersinking, a #4 drill point with wings to eliminate wood splitting, and a 6 lobe recess for controlled driving torque. The black phosphate finish provides smooth driving and a clean