Simpson Strong-Tie #12 x 1-3/4" Self-Drilling TB Wood-To-Steel Screw, Square Flat Head - Black Phosphate, Qty. 50 Grade 55 Threaded Rod Self-Drilling Tip: No pre-drilling required

Self-Drilling Tip: No pre-drilling required when fastening into 18–22 gauge steel

5 End Column Cap w/SDS Screws - Stainless Steel enhances the strength and stability of your construction projects

The #14 ZXL Tapping Steelbinder Metal Roofing Screws provide heavy-duty fastening for metal roofing and siding

Fasteners Included: Comes with (16) 1/4 in

Whether you're fastening wood joists

Simpson Strong-Tie #12 x 1-3/4" Self-Drilling TB Wood-To-Steel Screw, Square Flat Head - Black Phosphate, Qty. 50 Grade 55 Threaded Rod Self-Drilling Tip: No pre-drilling requiredThe Simpson Strong Tie TBP1245R50 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