Ratings & Reviews for GRK R4 #10 x 4-3/4-in Polymer Exterior Multi-material screws 800 -Per Box
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise these screws for exceptional strength, secure holding power, and reliable performance across woodworking and outdoor projects. Reviewers consistently highlight the star-shaped drive head that prevents stripping, easy installation without pre-drilling, and self-starting design that outperforms traditional alternatives. Many report long-term brand loyalty, using them for decks, fences, framing, and repairs for over 20 years. A few mention the higher price point as a drawback, but nearly all customers consider them worth the investment for durability and frustration-free performance.
Customer review summary generated by AI, including incentivized reviews.hold tight
Would Recommendthese really do the trick temporary or permanent great
From R4 #10 x 4-in Polymer Multi-material screws 150 -Per Box Verified Purchaser
Exactly what you pay for
Would RecommendSuper strong super easy to install i will buy more
From R4 #10 x 4-in Polymer Multi-material screws 150 -Per Box Verified PurchaserVerified Pro
Industry Standard Screws
Would RecommendGreat screws. Highly recommend over anything phillips head.
From R4 #10 x 4-in Polymer Multi-material screws 50 -Per Box Verified Purchaser
Nice container.
Would RecommendGood quality, nice container to keep the screws in between uses.
From R4 #10 x 4-in Polymer Multi-material screws 50 -Per Box Verified Purchaser
Wooden fence screws
These torques bit screws went in smooth and the heads didn’t strip out during the job . Very affordable priced as well
From R4 #10 x 2-1_SLASH_2-in Polymer Multi-material screws 80 -Per Box Verified Purchaser
The screw with a little flexibility
Would RecommendScrews made right need to be able to bend like nails do ...these screws don't snap like others
From R4 #10 x 4-in Polymer Multi-material screws 50 -Per Box Verified Purchaser
Deck Screws
Would RecommendProduct was used for deck construction and support - very sturdy.
From R4 #10 x 3-1_SLASH_8-in Polymer Multi-material screws 70 -Per Box Verified Purchaser
GRK screws make the job a pleasure
Would RecommendI like the way these work with my impact driver. I can drive them through 2x lumber with no problem, no camming out, no pre drilling, and no wood splitting. Can't say enough good about the GRK product line and these in particular.
From R4 #10 x 2-1_SLASH_2-in Polymer Multi-material screws 240 -Per Box Verified Purchaser
Solid Deck Screws
Would RecommendThese are great for wet lumber if you don’t want splitting
From R4 #10 x 4-in Polymer Multi-material screws 150 -Per Box Verified PurchaserVerified Pro
The best choice
Would RecommendExcellent shear strength, well made T25 bit very rarely slips off, the best choice for framing needs.
From R4 #10 x 3-1_SLASH_8-in Polymer Multi-material screws 210 -Per Box Verified Purchaser