Simpson Strong-Tie Trim-Head Screw - Square Drive

Simpson Strong-Tie Trim-Head Screw - Square Drive decking screws are available in stainless steel for superior corrosion resistance in marine or high-exposure environments where PVC or composite decks are installed. Trim-Head screws provide a clean finish because of their special head design.
Type-17 point with serrated threads ensures fast starts and reduced torque for easier driving without pre-drilling.

Approx. Count  per lb.
- 138 screws 2-1/4" length screws
- 98 screws 3" length screws

Key Features

• Trim-style head is less noticeable on the decking surface
  
• Type-17 point for fast starts
  
• Coarse threads on approximately 2/3 of the shank draw the decking and other material tightly to the framing
  
• Driver bit included in each package
  
• 350-count packs contain enough screws to fasten 100 sq. ft. of decking (6" nominal-width boards installed on 16" o.c. joists)
  
• Choose Type 316 stainless steel for seaside applications and superior corrosion resistance
  
• Predrilling recommended near board ends to prevent splitting
  
• Replacement bit part number: BIT1S-2-RC3

Applications

Fasten wood decking and some composite/PVC decking materials