0.195 x 4 Simpson Strong-Drive® SDWH Timber-Hex Screw Double-Barrier Coated - Carton (800)

0.195 x 4 Simpson Strong-Drive® SDWH Timber-Hex Screw Double-Barrier Coated - Carton (800) . Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The SDWH structural wood screws are ideal for the contractor and do-it-yourselfer alike.

Features:

• Bold thread design that provides superior holding power
• Patented 4CUT™ tip that ensures fast starts, reduces installation torque and eliminates the need for pre-drilling in most applications
• Under-head nibs that offer greater control when seating the head
• Large washer head provides maximum bearing area (0.64" head diameter)
• Size identification on all SDWH screw heads
• Double-barrier coating provides corrosion resistance equivalent to hot-dip galvanization, making it suitable for certain exterior and preservative-treated wood applications, as described in the evaluation report.