0.276" x 3" Simpson Strong-Tie Strong-Drive SDWS Timber 316 grade stainless steel heavy-duty structural fastener

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Introducing the Strong-Drive SDWS Timber SS heavy-duty structural fastener in severe corrosion–resistant Type 316 stainless steel. Its heavy-duty 0.276"-diameter shank, SawTooth® point and flat washer head make the SDWS Timber SS the ideal choice for use in applications such as docks, wharves, piers, boardwalks and ledgers where strength and severe-corrosion resistance are critical.

Key Features
Fast installation — no predrilling, no counterboring, no heavy-duty equipment needed
Greater withdrawal resistance than spikes
Patented SawTooth point for fast starts and less driving torque — without predrilling
Heavy-duty 0.276"-diameter shank provides strength
Large 0.650"-diameter flat washer head with nibs provides load-bearing area and seats flush with surface
Deep T50, 6-lobe recess for secure driving
Type 316 stainless steel provides corrosion resistance even in severe conditions
Mid-shaft knurl aids in torque reduction
Available in 3", 4", 5", 6", 8", 10" and 12" lengths
US Patent: 9,523,383

Applications
Structural wood-to-wood and engineered-wood connections in coastal or severe corrosion environments. Typical applications include piers, boardwalks, wharves and ledgers.