--- product_id: 73131460 title: "1/4\" x 3-1/4\" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box)" brand: "confast" price: "628 kr" currency: DKK in_stock: true category: "Confast" url: https://www.desertcart.dk/products/73131460-1-4-x-3-1-4-hex-head-concrete-screw store_origin: DK region: Denmark --- # Hex head fits nut driver for quick install 1/4" diameter for heavy-duty hold Diamond point for effortless driving 1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) **Brand:** confast **Price:** 628 kr **Availability:** βœ… In Stock ## Summary > πŸ”© Nail your next project with pro-grade anchors that mean business! ## Quick Answers - **What is this?** 1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) by confast - **How much does it cost?** 628 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/73131460-1-4-x-3-1-4-hex-head-concrete-screw) ## Best For - confast enthusiasts ## Why This Product - Trusted confast brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **All-in-One Convenience:** Each box includes a perfectly matched carbide-tipped drill bit, optimizing hole size and saving you time and money on extra tools. - β€’ **Effortless Installation:** Self-tapping diamond point design cuts threads directly into concrete, block, or brickβ€”no additional anchors needed. - β€’ **Pro-Level Compatibility:** Slotted hex head works seamlessly with a 5/16" nut driver, enabling fast, secure fastening with professional-grade tools. - β€’ **Precision-Engineered Strength:** Carbon steel core with blue Ruspert finish ensures durability and corrosion resistance for long-lasting masonry anchoring. - β€’ **Optimized for Safety & Performance:** Minimum embedment of 1" and proper spacing guidelines ensure maximum holding power and structural integrity. ## Overview This 100-piece set of 1/4" x 3-1/4" hex head concrete screw anchors by CONFAST features carbon steel construction with a corrosion-resistant blue Ruspert finish. Designed for masonry, block, and brick, each anchor includes a matched carbide drill bit and a diamond point for self-tapping installation. The slotted hex head allows use with a 5/16" nut driver, ensuring fast, reliable anchoring with optimal embedment and spacing for professional results. ## Description ApplicationsThe anchor is made from Carbon Steel, and is Blue. This anchor is designed for use in Concrete, Block, and Brick.EnvironmentThe anchor is designed for use in a Dry environment.Head Style The anchor is a Hex Washer head and is designed to allow the head to sit on top of the surface of the item being attached.Hole Diameter/Bit DiameterThe anchor requires a 3/16" hole to be drilled in the base material (Concrete, Block, and Brick). The hole should be drilled with carbide tipped bit that meets ANSI standards and used in a hammer drill.Driver RequiredA 5/16" nut driver is required for driving the anchor into the base material.Diameter of Anchor The diameter of the anchor is 1/4".Length Anchor The length of the anchor is 3-1/4"Thread LengthThe length of the threads on the anchor is 1-3/4" in length.Minimum EmbedmentThe minimum anchor embedment into the concrete is 1". Therefore, the anchor must be installed so that a minimum of 1" of the anchor is embedded into the concrete.Maximum Fixture ThicknessThe maximum fixture thickness or the maximum thickness of the material being fastened for a anchor is 1-3/4" to 2-1/4". This will ensure that the minimum embedment of 1" will be met.Fixture Hole DiameterThe hole in the fixture or material being fastened must be larger than the designated diameter of the anchor. The 1/4" diameter anchor requires the hole in the fixture to be 5/16".Spacing between AnchorsEach anchor must be spaced a minimum distance of 4" from each other when measured center to center.Edge DistanceIt is very important not to install the anchor any closer than 3" from an unsupported edge of the concrete. ## Features - BIT INCLUDED IN EACH BOX-Proper bit equals improved holding values and reduced cost - SLOTTED HEX HEAD-Can be driven with a nut driver - SELF-TAPPING-Taps threads directly into masonry and requires no other anchor - DIAMOND POINT-Easier to drive the screw to save time ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0725Q2KGW | | Best Sellers Rank | #15,131 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #23 in Concrete Screws | | Brand | CONFAST | | Color | Blue | | Compatible Groove Diameter | 0.31 inches | | Customer Reviews | 4.5 4.5 out of 5 stars (2,284) | | Drive System | External Hex | | Exterior Finish | Blue Ruspert | | Fastener Size | 1/4 | | Fastener Type | self-tapping-taps | | Finish Types | Uncoated | | Head Type | Hex | | Item Diameter | 0.25 inches | | Item Dimensions | 3.25 x 0.25 x 0.25 inches | | Item Weight | 16 ounces | | Manufacturer | CONFAST | | Material Type | Carbon Steel | | Metal Type | Carbon Steel | | Model | CSH14314 | | Number Of Items | 100 | | Number of Pieces | 100 | | Outside Diameter | 0.25 inches | | Part Number | CSH14314 | | Screw Head Style | Hex | | Screw Point Style | Diamond Point | | Set Name | 100-Piece Set | | Set Screw Thread Type | Self-Tapping | | Size Name | 1/4" x 3-1/4" | | Thread Class | Product-specific thread type | | Thread Coverage | Partially Threaded | | Thread Style | Partially Threaded, Special | | Thread Type | Un | | UPC | 820274000199 | | Unit Count | 100 Count | ## Product Details - **Exterior Finish:** Blue Ruspert - **Head Style:** Hex - **Item dimensions L x W x H:** 3.25 x 0.25 x 0.25 inches - **Material:** Carbon Steel - **Point Style:** Diamond Point ## Images ![1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Image 1](https://m.media-amazon.com/images/I/61sEhz5wCrL.jpg) ![1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Image 2](https://m.media-amazon.com/images/I/61+P-4mznbL.jpg) ![1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Image 3](https://m.media-amazon.com/images/I/618EBb3LVAL.jpg) ![1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Image 4](https://m.media-amazon.com/images/I/614AukKv2lL.jpg) ![1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Image 5](https://m.media-amazon.com/images/I/71OakBF4tNL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - CONFAST 1/4" x 3-1/4" Hex Head Concrete Screw Anchor with Drill Bit for Anchoring to Masonry, Block or Brick (100 per Box) - Sabre Tools 10-Pack SDS Plus 3/16" x 6" Rotary Hammer Drill Bits, Carbide Tipped for Brick, Stone and Concrete - BOSCH HC2011B5 5-Pack 3/16 in. x 4 in. x 6 in. Bulldog SDS-Plus Rotary Hammer Bit --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.dk/products/73131460-1-4-x-3-1-4-hex-head-concrete-screw](https://www.desertcart.dk/products/73131460-1-4-x-3-1-4-hex-head-concrete-screw) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-08-03*