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.Great product
Hard ti find anything that beats GRK screws!
From R4 #10 x 4-in Polymer Exterior Multi-material screws 150 -Per Box Verified Purchaser
Great screw for projects.
Would RecommendGreat. Easy to use. Didn’t strip. Didn’t need to predrill.
From R4 #10 x 2-1_SLASH_2-in Polymer Exterior Multi-material screws 240 -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... Read More
Great
Great
From R4 #10 x 2-1_SLASH_2-in Polymer Exterior Multi-material screws 80 -Per Box Verified Purchaser
Xx
Would RecommendI have used GRK screws on several projects and they are the best. Worth the money!!
From R4 #10 x 4-in Polymer Exterior Multi-material screws 150 -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... Read More
best screws
Would Recommendquality product. good price. easy to use.
From R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
Great product
Would RecommendAny framing work I recommend this product the bit comes with it. Easy to use works great
From R4 #10 x 4-in Polymer Exterior Multi-material screws 150 -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... Read More
Helped repair previous home owners deck
Would Recommenddoes a better job on the deck
From R4 #10 x 2-1_SLASH_2-in Polymer Exterior Multi-material screws 240 -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... Read More
Works great
Would RecommendWorks great for general outdoor and indoor wood projects
From R4 #10 x 3-1_SLASH_8-in Polymer Exterior Multi-material screws 70 -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... Read More
Good oroduct
Would RecommendFinally found ones that fit and stay sharp
From R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
Best screws
Would RecommendThese are excellent very strong
From R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
Great wood screw for joining 2x's.
Very easy to drive. Nice starting tip, pulls wood sections together.
From R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
Very and durable screws
Would RecommendFrom R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
Helped keep tent bottom dry
Would RecommendUsed for under tent
From R4 #10 x 4-in Polymer Exterior Multi-material screws 50 -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... Read More
these are excellent
Would RecommendI had no stripping and no issue getting these into what I needed to screw together.
From R4 #10 x 4-in Polymer Exterior Multi-material screws 150 -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... Read More
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... Read More