#10 x 3-1/2 in. PrimeGuard Exterior Wood Screws

These Grip-Rite PrimeGuard exterior screws deliver strong, corrosion-resistant fastening for outdoor wood-to-wood projects. The #10 x 3-1/2 in. bugle-head screws feature a #2 Phillips drive, sharp point, and coarse threads for fast starts and tight connections.

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Key Features:

• Exterior-Grade Coating: PrimeGuard coating resists corrosion and rust in outdoor environments
• Reliable Drive: #2 Phillips drive helps engage the bit and reduce cam-out
• Clean Finish: Bugle head seats flush for a smooth, professional look
• Fast, Secure Hold: Sharp point and aggressive coarse threads start quickly and grip tightly
• Convenient 1 lb. Box: Approximately 53 screws for decks, fencing, framing, and general construction

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Specifications Table:

Specification	Details
Size	#10
Screw Length	3-1/2 in
Drive Style	Phillips (#2)
Head Style	Bugle Head
Thread Style	Coarse Thread
Threads Per Inch (TPI)	8
Thread Pitch	3.63 mm
Fastener Type	Wood Screw
Interior/Exterior	Exterior
Fastener Material	Carbon Steel
Fastener Plating	Phosphate
Features	ACQ Rated; PrimeGuard coated for corrosion resistance
Measurement System	Inches
Measurement Standard	ASTM
Fastener Color	Gray/Silver
Package Quantity	53 (approx.)
Product Weight	1 lb
Manufacturer Warranty	10 Year Limited Warranty

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Frequently Asked Questions (FAQ):

Q: Can these screws be used with pressure-treated lumber?
A: Yes. They are ACQ rated and PrimeGuard coated for compatibility with modern treated wood.

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Q: Are they suitable for decking?
A: Yes. They are designed for exterior wood-to-wood applications including decks and fencing.

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Q: What bit size is required?
A: Use a #2 Phillips bit.

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Q: How many screws are in the box?
A: Approximately 53 screws per 1 lb. box.

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Q: Do these meet any standards?
A: They follow ASTM measurement standards and are sized in inches.

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A Clean, Flush Finish for Outdoor Craftsmanship

With a subtle gray PrimeGuard coating and sleek bugle head, these screws disappear into wood for a refined, seamless look. The #2 Phillips drive and sharp point make installation effortless, while coarse threads lock into lumber with confidence. Style a cedar fence or a modern deck where details matter—the hardware should complement, not compete. Consider these a quiet essential for polished, luxurious outdoor builds.

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Upgrade your outdoor projects with PrimeGuard-coated performance—add these Grip-Rite exterior screws to your toolkit today.

Warranty