Simpson Strong-Tie SDCFC10X800 Strong-Drive® SDCFC TIMBER-CFC Screw — 0.390 in. x 31-1/2 in. T50, E-Coat® (50-Qty) MULT 6 and masonry substrates

and masonry substrates

Their robust design and user-friendly features make them an essential tool for both professionals and DIY enthusiasts alike

Self-piercing design eliminates the need for pre-drilling in many applications

Superior Corrosion Resistance: Ideal for outdoor applications

2 × Steel Demon blades (metal cutting)

Simpson Strong-Tie SDCFC10X800 Strong-Drive® SDCFC TIMBER-CFC Screw — 0.390 in. x 31-1/2 in. T50, E-Coat® (50-Qty) MULT 6 and masonry substratesSimpson Strong Tie SDCFC10X800 The redesigned Simpson Strong Tie Strong Drive SDCFC Timber CFC screw is a robust structural fastener for demanding applications involving large members such as mass. A fully threaded shank provides withdrawal resistance, and the compact cylinder head creates a clean finish when left exposed, or a concealed finish when countersunk. The SawTooth point ensures fast starts, reducing installation torque and eliminating the