--- product_id: 67184361 title: "8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157)" brand: "genuine thunderbolt" price: "112.77 DT" currency: TND in_stock: true reviews_count: 8 category: "Genuine Thunderbolt" url: https://www.desertcart.tn/products/67184361-8-m8-x-100-genuine-thunderbolt-masonry-concrete-anchor-screw store_origin: TN region: Tunisia --- # M8 size for versatile medium-duty anchoring Non-expansion design prevents concrete stress Grade 10.9 hardened steel for max strength 8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157) **Brand:** genuine thunderbolt **Price:** 112.77 DT **Availability:** ✅ In Stock ## Summary > 🔧 Lock it down with Genuine Thunderbolt – the anchor pros trust for stress-free strength! ## Quick Answers - **What is this?** 8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157) by genuine thunderbolt - **How much does it cost?** 112.77 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/67184361-8-m8-x-100-genuine-thunderbolt-masonry-concrete-anchor-screw) ## Best For - genuine thunderbolt enthusiasts ## Why This Product - Trusted genuine thunderbolt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Stress-Free Fixing:** Non-expansion anchor eliminates concrete stress, allowing edge-close and hollow section installations. - • **Reusable & Adjustable:** Easily remove or reposition without damage, ensuring precision and flexibility on every job. - • **Effortless Installation:** Patented concave thread taps its own thread for rapid, low-torque fitting—no plastic plugs needed. - • **Fully Threaded Strength:** Thread coverage along entire length guarantees maximum pull-out resistance and rock-solid hold. - • **Versatile Material Compatibility:** Securely anchors into concrete, brick, stone, wood, marble, and block—one solution for all your projects. ## Overview The Genuine Thunderbolt M8 x 100 Hex Head Masonry Concrete Anchor Screw offers a patented non-expansion design that provides a mechanical interlock without stressing concrete. Made from Grade 10.9 hardened steel, it installs quickly with low torque, works across multiple materials, and is fully removable and reusable—perfect for professional-grade medium-duty anchoring. ## Description Simply drill a hole using the correct masonry drill bit, remove the dust and debris and wind in. No need for plastic plugs. These bolts are classed as non-expansion anchors which means they won't stress the concrete when fixing. Hexagonal Head Genuine Thunderbolt The unique patented concave thread design taps its own thread and provides a rapid, low torque installation with exceptional pull out resistance. It also allows the user to adjust or remove the bolt ensuring a secure and accurate installation. This stress free, non-expansion through fixing is the new solution for medium duty anchoring into concrete, brick, stone, wood and concrete block replacing the need for traditional anchors such as through bolts, shield, sleeve and drop-in anchors Always 'over drill' the hole by 20mm The M8 Bolt requires a hole clearance through the fixture of 10mm Review: Simple but very very effective - Easy to fit, just follow the instructions. Once in they are solid and never coming out. Unless you want to remove them and use them again. Excellent bit of kit. Review: Brilliant anchor bolt - Excellent ## Features - Gives a Mechanical interlock between construction material and the fixing, with no expansion stress - Fixes close to the edge and is totally removable - Fixes along the entire thread length to enable fixing through hollow sections - No marking out required, fixes straight through your fixture - Works in concrete, brick, wood, marble, block, stone and more ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01720ZX98 | | Best Sellers Rank | 128,936 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,408 in Screws (DIY & Tools) | | Brand Name | GENUINE THUNDERBOLT | | Compatible Groove Diameter | 1E+1 Millimeters | | Customer Reviews | 4.6 4.6 out of 5 stars (565) | | Drive System | External Hex | | Exterior Finish | Unfinished | | Fastener Size | M8 | | Fastener Type | Hex Lag Screws | | Finish Types | Untreated | | Global Trade Identification Number | 05055873827174 | | Grade Rating | Class 10.9 | | Head Type | Hex | | Item Diameter | 8 Millimetres | | Item Hardness | Grade 10.9 | | Manufacturer | GENUINE THUNDERBOLT® | | Manufacturer Grade | heavy-duty | | Manufacturer Part Number | SmartPoorer | | Material Type | Plastic | | Metal | Stainless Steel | | Model Number | SmartPoorer | | Screw Head Style | Hex | | Set Screw Thread Type | Metric | | Size | M8 | | Thread Class | 10.9 | | Thread Coverage | Fully Threaded | | Thread Size | M8 | | Thread Style | Unified | | Thread Type | Metric | | Unit Count | 8 count | ## Product Details - **Exterior finish:** Unfinished - **Head style:** Hex - **Manufacturer grade:** heavy-duty - **Material:** Plastic - **Thread size:** M8 ## Images ![8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157) - Image 1](https://m.media-amazon.com/images/I/71-zV87ZrWL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Simple but very very effective *by P***S on 29 January 2020* Easy to fit, just follow the instructions. Once in they are solid and never coming out. Unless you want to remove them and use them again. Excellent bit of kit. ### ⭐⭐⭐⭐⭐ Brilliant anchor bolt *by A***R on 1 May 2025* Excellent ### ⭐⭐⭐⭐ Recommended *by A***R on 5 June 2022* Worked well easy to use ## Frequently Bought Together - 8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157) - M8 Penny Repair Washers (20 PACK) 8.4mm x 25mm A2 Stainless Steel Large Flat Repair Washer Free UK Delivery - 8, M8 x 75 Genuine Thunderbolt Masonry Concrete Anchor Screw with Hexagonal Head (V35156) --- ## 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.tn/products/67184361-8-m8-x-100-genuine-thunderbolt-masonry-concrete-anchor-screw](https://www.desertcart.tn/products/67184361-8-m8-x-100-genuine-thunderbolt-masonry-concrete-anchor-screw) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-02*