Simpson Strong-Tie 0.315" x 7-7/8" SDCF Timber-CF Flat Head Screw - E-Coat, Black, Qty. 250 Tow Dolly Straps Subfloors in multi-story steel frame

Subfloors in multi-story steel frame construction

these U bolts are built to hold firm

The Simpson Strong-Tie Z6 Sheathing Clip is designed to provide a quick and reliable connection between adjacent wood structural panels

A sharp Type 17 point drives smoothly without predrilling

these screws deliver lasting hold and corrosion resistance—without slowing you down

Simpson Strong-Tie 0.315" x 7-7/8" SDCF Timber-CF Flat Head Screw - E-Coat, Black, Qty. 250 Tow Dolly Straps Subfloors in multi-story steel frameThe Simpson Strong Tie SDCF8X200 SDCF TIMBER CF screw by Simpson Strong Tie is built to meet the structural demands of mass timber construction, including cross laminated timber (CLT), glulam, and laminated veneer lumber (LVL). This fully threaded structural screw provides high strength connections for demanding wood to wood applications, no pre drilling required in most conditions. Key Features: Fully Threaded Design: Ensures even load distribution