GRK R4 #9 x 3-1/8-in Polymer Exterior Cabinet screws ( 720 -Per Box )
Item #773530 |
Model #121050
Fast Bite Tip starts fast with less force than the competition, no pre-drilling
For use in wood, particle-board, cement fiberboard, plastic, sheet metal
Precision Fit reduces wobble between R4 screws and GRK bits for improved productivity
W-cut low installation torque allows for fast driving and ease of install
CEE Thread enlarges hole to reduce splitting, optimized thread length improves clamping force for increased drawing power
Climatek coating for interior and exterior applications
Common project applications: remodeling, fencing, storage, cabinets, framing
Underhead cutting teeth for flush seating
ESR-3201 approved for structural applications
General | |||
|---|---|---|---|
Finish | Polymer | Number of Pieces | 720 |
Manufacturer Color/Finish | Yellow Zinc | Head Type | Countersinking |
Series Name | R4 | Measure Type | Standard (SAE) |
Type | Cabinet screws | Thread Type | Coarse |
Material | Steel | Contact Type Allowed | None |
Package Quantity | 720 | Point Type | Self-drilling |
Use Location | Exterior | ||
Dimensions | |||
|---|---|---|---|
Length Measurement | 3-1/8-in | Screw Thickness | #9 |
Package Weight (lbs.) | 9.65 | ||
Features | |||
|---|---|---|---|
Coated | Yes | Materials Fastened | Wood to wood |
Collated | No | Multi-Material | No |
Drive | Star | Self-Drilling | Yes |
Fastener Plating | Zinc | Self-Tapping | Yes |
Certifications | |||
|---|---|---|---|
ACQ Approved | Yes | CA Residents: Prop 65 Warning(s) | No |
ACQ Coated | No | ||
Warranty | |||
|---|---|---|---|
Warranty | Limited lifetime | ||
Compatibility | |||
|---|---|---|---|
For Use on Plastic | Yes | For Use on Concrete | No |
For Use on Composite | Yes | For Use on Drywall | No |
For Use on Metal | Yes | For Use on Brick | No |
For Use on Wood | Yes | For Use on Vinyl | No |
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 31161500 | ||
Check out the Best Selling Wood Screws on Lowes.com
Ratings may include incentivized customer reviews.
What Customers Are Saying
The screws are praised for their excellent performance, with features like self-drilling, self-countersinking, and non-stripping functionality. Customers report the screws drive in smoothly and hold firmly without pre-drilling. The included driver bit is also appreciated for its secure and consistent fit. Many consider these to be high-quality, durable screws suitable for a wide range of woodworking projects, though a few negative reviews mention issues with bending or stripping. Overall, the screws are well-received for their quality, strength, and reliability.
Customer review summary generated by AI, including incentivized reviews.Customer Sentiment
GRK CONSTRUCTION SCREWS.
What can i say....they're construction screws with the torx head. Better than using philips head screws.
From R4 #10 x 3-1_SLASH_8-in Polymer Exterior Cabinet screws ( 70 -Per Box ) Verified Purchaser
It's just a screw. Nothing magical.
Very good structural screw. I used these to secure attic door frame to the house joists. The shear rating for these screw was highly recommended by Gemini AI, so I went with it. They are pricier than other brands, so you can choose based on your application, and risk vs cost.
From R4 #10 x 2-1_SLASH_2-in Polymer Exterior Cabinet screws ( 80 -Per Box ) Verified Purchaser
Perfect screw for project
Small head torque head no striping
From R4 #8 x 1-1_SLASH_2-in Polymer Exterior Cabinet screws ( 110 -Per Box ) Verified Purchaser
Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...
# 1 In Holding power
My First Choice in Construction Framing
From R4 #9 x 3-1_SLASH_8-in Polymer Exterior Cabinet screws ( 80 -Per Box ) Verified Purchaser
Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...
Excellent
These screws SUCK 2x materials together like a vacuum! The upper non-threaded portion is perfect for sucking two 2x4s together. Before I got these, I was using some older screws that were threaded most of the way up to the head. Even with predrilling, those old screws just WOULD NOT pull the 2-by's together tightly. I was glueing and screwing, but the glue won't bond well if the boards aren't squeezed together tightly, and the old screws just wouldn't do it. I ended up using a sledgehammer ...
Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...
Star driver
Star driver far better than Phillips
From R4 #9 x 2-in Polymer Exterior Cabinet screws ( 110 -Per Box ) Verified Purchaser
Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...
Excellent product that works well.
Easy to find and competitively priced.
From R4 #9 x 2-in Polymer Exterior Cabinet screws ( 110 -Per Box ) Verified Purchaser
Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...
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Hi there, thanks for sharing your positive experience with our R4 Screws. We work hard to make sure our products are well designed. We’d love to have...