--- product_id: 602531620 title: "1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner" brand: "youyidun" price: "HK$385" currency: HKD in_stock: true reviews_count: 5 category: "Youyidun" url: https://www.desertcart.hk/products/602531620-1274-pcs-m2-m3-m4-m5-metric-screw-set-hex store_origin: HK region: Hong Kong --- # 750 pcs comprehensive kit Black oxide corrosion resistance 12.9 grade alloy steel strength 1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner **Brand:** youyidun **Price:** HK$385 **Availability:** ✅ In Stock ## Summary > 🔧 Gear up like a pro with the ultimate M3 hex socket kit — never compromise on precision or style! ## Quick Answers - **What is this?** 1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner by youyidun - **How much does it cost?** HK$385 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/602531620-1274-pcs-m2-m3-m4-m5-metric-screw-set-hex) ## Best For - youyidun enthusiasts ## Why This Product - Trusted youyidun brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-in-One Organized Kit:** 750-piece assortment neatly stored in a transparent compartment box for quick access and portability. - • **Precision Fit Every Time:** Fully threaded hex socket head screws ensure smooth installation without slipping or warping. - • **Enhanced Stability & Safety:** Includes washers and nuts to maximize contact area, reduce pressure, and prevent loosening under stress. - • **Ultimate Strength & Durability:** Crafted from premium 12.9 grade alloy steel for unmatched corrosion and wear resistance. - • **Versatile Pro-Grade Application:** Perfect for professionals and hobbyists across electronics, automotive, furniture, and mechanical repairs. ## Overview This M3 Hex Socket Head Cap Screws Bolts and Nuts and Washers Assortment Kit features 750 pieces of fully threaded, 12.9 grade alloy steel fasteners finished with black oxide for superior corrosion and wear resistance. Designed for professional and DIY use, the kit includes a wide range of screw lengths, nuts, and washers, all organized in a durable transparent storage box for easy access and transport. Ideal for electronics, automotive, furniture assembly, and mechanical maintenance, it delivers reliable strength and precision fit in every application. ## Description What are the advantages of our m2 m3 m4 m5 screws assortment kit? 1. M2 m3 m4 m5 nuts and bolts are made of high-quality 12.9 grade carbon steel, with good corrosion resistance, and are durable. 2. The hexagon socket bolts and nuts kit have a high cylindrical head and a recessed hexagonal drive area, which has high holding power at high torque levels. 3. The threads are clear, the force is even, the performance is strong, and it is easier to thread and disengage. 4. M8 machine screw assortment kit and washers are placed in a transparent reusable storage box according to the size, which can be quickly taken and stored. 5. Widely used in home and office appliances, fastening mechanical parts, communication equipment, automobile and motorcycle repair, ship assembly, electronic equipment, electrical boxes, furniture, DIY inventions or other fields. Features: Material: 12.9 Grade Carbon Steel Color: Black Quantity: 1274 Pcs Package Includes: 35 Pcs - M2x8mm 35 Pcs - M2x12mm 35 Pcs - M2x16mm 35 Pcs - M2x20mm 150 Pcs - M2 Washers 150 Pcs - M2 Nuts 30 Pcs - M3x8mm 30 Pcs - M3x12mm 30 Pcs - M3x16mm 30 Pcs - M3x20mm 130 Pcs - M3 Washers 130 Pcs - M3 Nuts 20 Pcs - M4x8mm 20 Pcs - M4x12mm 20 Pcs - M4x16mm 20 Pcs - M4x20mm 90 Pcs - M4 Washers 90 Pcs - M4 Nuts 15 Pcs - M5x8mm 15 Pcs - M5x12mm 15 Pcs - M5x16mm 15 Pcs - M5x20mm 65 Pcs - M5 Washers 65 Pcs - M5 Nuts 4 Pcs - Spanners After-sales guarantee: If you have any questions, please contact us in time and we will answer your questions as soon as possible. Review: Good for 3e printed projects - Building my hardware stock for 3d printed projects.. Great value! Review: MISLABELED BROKE SO MANY THINGS DUE TO THIS - I have commented on this before to no avail, this product is misleading and labeled as m3 when in fact I received m4 this has caused so many issues please fix this ## Features - 12.9-grade Carbon Steel, Strong and Durable: M2 m3 m4 m5 nuts and bolts assortment kit is made of high-quality 12.9-grade carbon steel, with high hardness, high torque, strong stability, not easy to break or deform, durable for long time use - Hex Socket Head Cap Screws Bolts and Nuts and Washers Set: The M2 m3 m4 m5 screws have a high cylindrical head and a recessed hexagonal drive area, which has high holding force at high torque levels, is not easy to deform or slip - Easy to Install: M2 m3 m4 m5 bolts have smooth, accurate, clear threads, strong performance, and are easier to thread and disengage. The installation and removal work can be easily completed using the matching hexagonal wrench - Wide Application: M2 m3 m4 m5 hex socket head screws are widely used in home and office appliances, fastening mechanical parts, communication equipment, automobile and motorcycle repair, electronic equipment, etc - Package Includes: 1274 pcs in total, including m2, m3, m4, m5, and washers and nuts of corresponding sizes, as well as 4 pcs spanners, to meet the needs of multiple scenarios and fields ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DDJCHRRQ | | Best Sellers Rank | 1,327,048 in DIY & Tools ( See Top 100 in DIY & Tools ) | | Brand | YOUYIDUN | | Brand Name | YOUYIDUN | | Colour | Black | | Customer Reviews | 4.5 out of 5 stars 200 Reviews | | Fastener Type | Socket Head Cap Screw | | Fastener type | Socket Head Cap Screw | | Finish Types | Plain | | Item Dimensions | 20 x 15 x 3.7 centimetres | | Item Shape | Hexagonal, Round | | Item dimensions L x W x H | 20 x 15 x 3.7 centimetres | | Manufacturer | YOUYIDUN | | Manufacturer Part Number | 1 | | Material | Carbon Steel | | Material Type | Carbon Steel | | Model Number | 1 | | Number Of Items | 1 | | Number of Pieces | 1274 | | Screw Head Style | Hex | | Size | M2/M3/M4/M5-1274 | | Thread Size | M3 | | Unit Count | 31.288 gram | ## Product Details - **Brand:** YOUYIDUN - **Colour:** A - **Fastener type:** Variety Pack - **Material:** Alloy Steel - **Size:** M3 ## Images ![1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner - Image 1](https://m.media-amazon.com/images/I/816XFgsuALL.jpg) ![1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner - Image 2](https://m.media-amazon.com/images/I/71xeeWzWu8L.jpg) ![1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner - Image 3](https://m.media-amazon.com/images/I/7158lWtZZgL.jpg) ![1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner - Image 4](https://m.media-amazon.com/images/I/81Y6t4OIntL.jpg) ![1274 Pcs M2 M3 M4 M5 Metric Screw Set, Hex Socket Head Cap Screws Nuts and Washers Assortment Kit, Metric Bolts and Nuts Kit, 12.9 Carbon Steel Assorted Machine Screw Assortment Kit, with 4 Spanner - Image 5](https://m.media-amazon.com/images/I/71sNZFy4qeL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good for 3e printed projects *by B***E on 20 May 2026* Building my hardware stock for 3d printed projects.. Great value! ### ⭐ MISLABELED BROKE SO MANY THINGS DUE TO THIS *by H***E on 22 January 2025* I have commented on this before to no avail, this product is misleading and labeled as m3 when in fact I received m4 this has caused so many issues please fix this ### ⭐⭐⭐⭐⭐ Great assortment *by J***Y on 16 March 2026* Lots of bolts and nuts ## Frequently Bought Together - M3 Hex Socket Head Cap Screws Bolts and Nuts and Washers Assortment Kit, 801 Pcs Metric Allen Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Fully Threaded, Black Oxide Finish - Kadrick Metric Screw Assortment, 660 Pcs M2 Screws, M2*4mm/6mm/8mm/10mm/12mm/16mm,12.9 Grade Alloy Steel, Metric Hex Socket Head Cap Screws Nuts Washers Kit, Black Zinc Plated Anti Rust Upgrade - VGBUY 500Pcs M4 Screw Kit, Black M4 Screws (7 Sizes 6-30mm), Assorted Metric Nuts and Bolts Assortment Kit, Hex Socket Head Cap M4 x 6/8/12/16/20/25/30mm with Washer Nuts, 12.9 Grade --- ## 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.hk/products/602531620-1274-pcs-m2-m3-m4-m5-metric-screw-set-hex](https://www.desertcart.hk/products/602531620-1274-pcs-m2-m3-m4-m5-metric-screw-set-hex) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-09-27*