--- product_id: 519728580 title: "TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50" brand: "terf" price: "Rp330531" currency: IDR in_stock: true reviews_count: 8 category: "Terf" url: https://www.desertcart.id/products/519728580-terf-m4-x-20mm-pozi-countersunk-machine-screw-m4-4mm store_origin: ID region: Indonesia --- # Pack of 50 M4 Size Zinc Plated Steel TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 **Brand:** terf **Price:** Rp330531 **Availability:** ✅ In Stock ## Summary > 🔧 Screw Your Worries Away! ## Quick Answers - **What is this?** TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 by terf - **How much does it cost?** Rp330531 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/519728580-terf-m4-x-20mm-pozi-countersunk-machine-screw-m4-4mm) ## 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 - • **Value Pack:** 50 screws mean you’ll never run out when you need them most! - • **Durable Construction:** Zinc plated for enhanced corrosion resistance and longevity. - • **Precision Engineering:** Crafted to ISO 965 standards for unmatched reliability. - • **Effortless Installation:** Pozi countersunk design allows for seamless integration into your projects. - • **Versatile Compatibility:** Perfect for a variety of applications, ensuring you’re always prepared. ## Overview The TERF® M4 X 20mm Pozi Countersunk Machine Screw pack includes 50 high-quality screws made from zinc plated steel, designed to meet ISO 965 standards. With a flat head style and metric measurements, these screws are perfect for a wide range of applications, ensuring durability and reliability in every project. ## Description TERF M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 Material: Zinc Plated Steel Easy to installHighly durable and built to lastWeatherproof and low maintenance Package Content:50 Pcs Pozi Countersunk Machine Screw Bolts Please Wear Health and Safety Dress Before Use Our Product Caution:Choking Hazard - Small Parts Not For Children Under 5 Year Review: As described - As described Review: Quality - Good product ## Features - Package content : 50 Pcs Machine Screw Pozi Flat Double Countersunk Machine Screws (Bolt) ★【 Note 】:- Before Buy Please Check Your Require Machine Screw Size and Pack Quantity - Material : Manufactured from Zinc Plated Steel - Pozi Countersunk Machine Screw Size : M4 (4mm) X 20mm - Head Type : Pozi Countersunk - Measurement : Metric - Tolerance: ISO 965 Standard - Please make your selection from the drop down menu. Image is for illustrative purposes ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BR84WPVS | | Brand Name | TERF | | Colour | Silver | | Compatible Groove Diameter | 3.9 Millimeters | | Country Of Origin | United Kingdom | | Customer Reviews | 4.4 out of 5 stars 65 Reviews | | Drive System | Pozidriv | | Exterior Finish | Zinc | | Exterior finish | Zinc | | Fastener Size | M4 | | Fastener Type | Machine Screw | | Head Angle | 90 Degrees | | Head Type | Pozi Countersunk | | Head style | Flat | | Item Diameter | 4 Millimetres | | Manufacturer | TERF | | Manufacturer Part Number | TERF - MSPC -002 | | Material | Alloy Steel , Zinc | | Material Type | Alloy Steel, Zinc | | Metal | Alloy Steel | | Metal type | Alloy Steel | | Point style | Flat Point | | Screw Head Style | Flat | | Screw Point Style | Flat Point | | Set Screw Thread Type | Metric | | Size | M4 x 20mm | | Thread Class | 3A | | Thread Coverage | Fully Threaded | | Thread Size | M4 | | Thread Style | right hand fully threaded | | Thread Type | Metric | | Thread size | M4 | | Unit Count | 1.0 count | ## Images ![TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 - Image 1](https://m.media-amazon.com/images/I/71FhnsI8jnL.jpg) ![TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 - Image 2](https://m.media-amazon.com/images/I/71M5bRH3eQL.jpg) ![TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 - Image 3](https://m.media-amazon.com/images/I/51CNDlrjoPL.jpg) ![TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 - Image 4](https://m.media-amazon.com/images/I/610wgnnQODL.jpg) ![TERF® M4 X 20mm Pozi Countersunk Machine Screw M4 (4mm) X 20mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50 - Image 5](https://m.media-amazon.com/images/I/61Md0ft4utL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ As described *by P***D on 18 August 2025* As described ### ⭐⭐⭐⭐⭐ Quality *by Z***I on 27 September 2023* Good product ### ⭐⭐⭐⭐⭐ Machine screws *by R***H on 31 July 2023* Just the job --- ## 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.id/products/519728580-terf-m4-x-20mm-pozi-countersunk-machine-screw-m4-4mm](https://www.desertcart.id/products/519728580-terf-m4-x-20mm-pozi-countersunk-machine-screw-m4-4mm) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-05-14*