--- product_id: 105539060 title: "3/16\" 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: "₩89419" currency: KRW in_stock: true category: "Confast" url: https://www.desertcart.kr/products/105539060-3-16-x-3-1-4-hex-head-concrete-screw store_origin: KR region: South Korea --- # 3/16" diameter for precision fit Self-tapping threads for no pre-anchor needed Diamond point tip for faster installation 3/16" 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:** ₩89419 **Availability:** ✅ In Stock ## Summary > 🔧 Anchor your projects with confidence—fast, strong, and ready to perform! ## Quick Answers - **What is this?** 3/16" 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?** ₩89419 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/105539060-3-16-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 - • **All-in-One Kit:** Includes ANSI-standard carbide drill bit for perfect hole sizing every time. - • **Hex Head Versatility:** Slotted hex head compatible with nut drivers for effortless torque control. - • **Time-Saving Diamond Point:** Eases driving into concrete, block, or brick—cut your install time. - • **Durable Blue Ruspert Finish:** Carbon steel anchors resist corrosion, built to last in dry environments. - • **Precision Fit, Maximum Hold:** 3/16" diameter anchors engineered for secure masonry fastening. ## Overview This set of 100 CONFAST 3/16" x 3-1/4" hex head concrete screw anchors features self-tapping, diamond point screws with a blue Ruspert finish for corrosion resistance. Each box includes a precision ANSI-standard carbide drill bit, ensuring optimal hole size for masonry, block, or brick applications. Designed for dry environments, these anchors provide reliable holding power with a slotted hex head for easy driving using a nut driver, making them a professional-grade solution for secure, efficient fastening. ## 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 5/32" 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 1/4" nut driver is required for driving the anchor into the base material.Diameter of Anchor The diameter of the anchor is 3/16".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 3/16" diameter anchor requires the hole in the fixture to be 1/4".Spacing between AnchorsEach anchor must be spaced a minimum distance of 3" from each other when measured center to center.Edge DistanceIt is very important not to install the anchor any closer than 2-1/4" 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 | B072343VFT | | Best Sellers Rank | #11,577 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #17 in Concrete Screws | | Brand | CONFAST | | Color | Blue | | Compatible Groove Diameter | 0.25 inches | | Customer Reviews | 4.5 4.5 out of 5 stars (2,284) | | Drive System | External Hex | | Exterior Finish | Blue Ruspert | | Fastener Size | 3/16" | | Fastener Type | self-tapping-taps | | Finish Types | Blue Coated | | Head Type | Hex | | Item Diameter | 0.19 inches | | Item Dimensions | 1 x 1 x 1 inches | | Manufacturer | CONFAST | | Material Type | Carbon Steel - Blue Coated | | Maximum Shear Strength | 540 | | Metal Type | Carbon Steel | | Number Of Items | 100 | | Number of Pieces | 100 | | Outside Diameter | 0.19 inches | | Part Number | CSH316314 | | Screw Head Style | Hex Washer | | Screw Point Style | Diamond Point | | Set Name | Set of 100 | | Set Screw Thread Type | Unified National Coarse (UNC) | | Size Name | 3/16" x 3-1/4" | | Thread Class | Standard | | Thread Coverage | Partially Threaded | | Thread Size | 3/16 | | Thread Style | Unified National Coarse (UNC) | | Thread Type | Un | | UPC | 820274000281 | | Unit Count | 100 Count | ## Product Details - **Exterior Finish:** Blue Ruspert - **Head Style:** Hex Washer - **Item dimensions L x W x H:** 1 x 1 x 1 inches - **Material:** Carbon Steel - Blue Coated - **Thread Size:** 3/16 ## Images ![3/16" 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/617P1vcjyEL.jpg) ![3/16" 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/71mOpkjsODL.jpg) ![3/16" 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/71GOrK6BqNL.jpg) ![3/16" 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/712E9rCymYL.jpg) ![3/16" 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. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/105539060-3-16-x-3-1-4-hex-head-concrete-screw](https://www.desertcart.kr/products/105539060-3-16-x-3-1-4-hex-head-concrete-screw) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-08-13*