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  4. Simpson .28 x 5" SDWS Flat Washer Head Timber SS Screw 316 SS
Simpson .28 x 5

Simpson .28 x 5" SDWS Flat Washer Head Timber SS Screw 316 SS

Your Price: $2.94
Part Number: 15865

Quantity Pricing

Quantity Price
30+ $2.68
  • 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

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