0.3125 in. wire x 4 in. Star Hex Washer Head Structural Screws, Pack of 20

From the brand you know and trust, Grip-Rite Structural Screws offer versatility, speed and longevity in load-bearing exterior wood construction projects. Grip-Rites exclusive Dual Drive Power head brings flexibility to the jobsite with a unique combined Hex Washer Star Drive recess head, offering the user a choice of using the included hex driver or a star drive bit to fasten the screw. A 3-digit, ICC recognized code is stamped into the head for easy spec reference and a load value chart is conveniently located on every. As a replacement for lag screws, Grip-Rite Structural Screw type 17 tip offers both efficiency and time savings by eliminating the need to pre-drill pilot holes. Our premium PrimeGuard Plus coating assures Grip-Rite. Structural Screws will last throughout a projects lifetime. Get the job done right with Grip-Rite.

• Protected and improved corrosion resistance
• Type 17 point for quicker penetration into the wood
• Faster than lag screws in exterior structural wood applications
• Approved for use in treated lumber
• Pack of 20

• Brand Name: Grip-Rite
• Material: Steel
• Drive Style: Star
• Driver Bit Included: Yes
• Head Type: Hex Washer
• Product Type: Structural Screws
• Indoor or Outdoor: Outdoor
• Callout Size: 5/16 in.
• Length: 4"
• Weight: 1.036 lbs