--- product_id: 398127399 title: "TERF® Carcass Screws 4.0 X 45mm Pozi Flat Double Countersunk Head Black Phosphate Finish Coarse Thread Screws For Use of Chipboard MDF Carcass Screw Size 4.0 X 45mm - Pack of 100" brand: "terf" price: "€ 17.11" currency: EUR in_stock: true reviews_count: 8 category: "Terf" url: https://www.desertcart.sk/products/398127399-terf-carcass-screws-4-0-x-45mm-pozi-flat-double store_origin: SK region: Slovakia --- # Black phosphate corrosion resistance Coarse thread for quick insertion 4.0mm diameter precision TERF® Carcass Screws 4.0 X 45mm Pozi Flat Double Countersunk Head Black Phosphate Finish Coarse Thread Screws For Use of Chipboard MDF Carcass Screw Size 4.0 X 45mm - Pack of 100 **Brand:** terf **Price:** € 17.11 **Availability:** ✅ In Stock ## Summary > ⚡ Screw it right, screw it tight — the pro’s choice for flawless builds! ## Quick Answers - **What is this?** TERF® Carcass Screws 4.0 X 45mm Pozi Flat Double Countersunk Head Black Phosphate Finish Coarse Thread Screws For Use of Chipboard MDF Carcass Screw Size 4.0 X 45mm - Pack of 100 by terf - **How much does it cost?** € 17.11 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/398127399-terf-carcass-screws-4-0-x-45mm-pozi-flat-double) ## Best For - terf enthusiasts ## Why This Product - Trusted terf brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Speedy Assembly:** Coarse single threads engineered for faster insertion and higher pull-out strength. - • **Flush & Sleek Finish:** Flat double countersunk heads ensure a smooth, professional surface every time. - • **Durability Meets Style:** Black phosphate plating offers superior corrosion resistance and a modern matte look. - • **Unmatched Grip & Torque:** Pozidriv design with 4 extra contact points prevents cam-out for maximum driving power. - • **Versatile Compatibility:** Perfectly suited for timber, chipboard, MDF, and other carcass materials. ## Overview TERF® Carcass Screws 4.0 x 45mm are premium black phosphate-coated carbon steel screws featuring a Pozidriv flat double countersunk head for flush fitting. Designed with coarse single threads for rapid insertion and superior pull-out resistance, these screws excel in wood, chipboard, and MDF applications. Sold in packs of 100, they combine durability, precision, and a sleek finish favored by professionals. ## Description Product DescriptionTERF Carcass pozi screws with Flat countersunk heads coarse thread have a Black Phosphate finish for increased durability. The screws are immensely popular and versatile and used in Wooden Chipboard and MDF Carcass. It offers an aesthetically pleasing finish,whilst having excellent resistance to corrosion.The Pozidriv screw is similar in appearance to the classic Phillips cross-head, but in fact is very different.The Pozidriv has four additional points of contact and does not have the rounded corners that the Phillips screw drive has. The biggest advantage it offers is that, when used with the correct tooling in good condition, it does not came out, allowing great torque to be applied. The Pozidriv screw can easily be distinguished by a line embossed in the screw head at 45 degree to the slots for the driver. The countersunk head is designed to sink flush with substrates to leave a smooth surface finish. They have single threads, designed to offer higher pull out values and quicker insertion. Measures 4.0mm diameter by 45mm length.Package Contains100 Pcs Approx Black Carcass Coarse Thread ScrewNote:Please read our product description for checking size carefully before purchase.Please allow slight errors on size due to manual measurementPlease Wear Health and Safety Dress Before Use Screw Caution:Choking Hazard - Small Parts Not For Children Under 5 Year Review: Good - Good Review: Screw - Very good ## Features - Package Content : 100 Pcs Approx Black Carcass Pozi Flat Double Countersunk Screw 4.0 X 45mm ★【 Note 】:- Before Buy Please Check Your Require Screw Size - Material : Made of Black Phosphate Plated Hardened Steel - Pozi Flat Double Countersunk heads for flush fit - Four additional points of contact, and does not have the rounded corners - Suitable for use with many materials including Timber, Wooden, Chipboard and MDF Carcass - Single threads, designed to offer higher pull out values and quicker insertion - Please make your selection from the drop down menu. Image is for illustrative purposes ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09GY9B892 | | Best Sellers Rank | 60,165 in DIY & Tools ( See Top 100 in DIY & Tools ) 852 in Screws (DIY & Tools) | | Brand Name | TERF | | Colour | Black | | Compatible Groove Diameter | 4.01 Millimeters | | Customer Reviews | 4.5 out of 5 stars 85 Reviews | | Drive System | Pozi Countersunk | | Exterior Finish | Phosphate | | Exterior finish | Phosphate | | Fastener Size | 4.0 x 45mm | | Fastener Type | Wood Screws | | Finish Types | Black Phosphate | | Head Type | Funnel Flat Pozi Countersunk | | Head style | Flat | | Item Diameter | 4 Millimetres | | Manufacturer | TERF | | Manufacturer Part Number | TERF - Carcass Screw | | Material | Carbon Steel | | Material Type | Carbon Steel | | Metal | Alloy Steel | | Metal type | Alloy Steel | | Number Of Items | 100 | | Number of Pieces | 100 | | Outside Diameter | 4 Millimetres | | Point style | Sharp Point | | Screw Head Style | Flat | | Screw Point Style | Sharp Point | | Set Name | TERF® Carcass Screws 4.0 X 45mm - Pack of 100 | | Set Screw Thread Type | Coarse Thread | | Size | 4.0 X 45mm | | Thread Class | 2B | | Thread Coverage | Fully Threaded | | Thread Size | 4.0 | | Thread Style | Right Hand | | Thread Type | UNC | | Thread size | 4.0 | | Unit Count | 100.0 count | ## Images ![TERF® Carcass Screws 4.0 X 45mm Pozi Flat Double Countersunk Head Black Phosphate Finish Coarse Thread Screws For Use of Chipboard MDF Carcass Screw Size 4.0 X 45mm - Pack of 100 - Image 1](https://m.media-amazon.com/images/I/41mVpc7KRqL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good *by P***N on 29 November 2025* Good ### ⭐⭐⭐⭐⭐ Screw *by E***E on 16 August 2025* Very good ### ⭐⭐⭐⭐ Good screws, poor packaging *by A***L on 28 June 2025* Why did you choose this product over others?: Screws are fine, great for chipboard furniture panels, only negative is they come in a flat box instead of a normal box which screws come in, so once you've opened them there's no way of resealing the top, I'm going to end up with screws all over the van --- ## 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.sk/products/398127399-terf-carcass-screws-4-0-x-45mm-pozi-flat-double](https://www.desertcart.sk/products/398127399-terf-carcass-screws-4-0-x-45mm-pozi-flat-double) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-09-13*