--- product_id: 599488845 title: "Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt" brand: "vifmy" price: "R440" currency: ZAR in_stock: true reviews_count: 13 category: "Vifmy" url: https://www.desertcart.co.za/products/599488845-locknuts-assortment-kit-m3-m4-m5-m6-m8-m10-m12 store_origin: ZA region: South Africa --- # 140pcs assorted sizes Nylon insert for anti-loosening 304 stainless steel corrosion-resistant Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt **Brand:** vifmy **Price:** R440 **Availability:** βœ… In Stock ## Summary > πŸ”§ Lock in reliability, unlock your project’s potential! ## Quick Answers - **What is this?** Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt by vifmy - **How much does it cost?** R440 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/599488845-locknuts-assortment-kit-m3-m4-m5-m6-m8-m10-m12) ## Best For - vifmy enthusiasts ## Why This Product - Trusted vifmy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Built to Last:** Premium 304 stainless steel ensures rust-free, durable performance - β€’ **Organized & Ready:** Compact storage box keeps all 140 pieces sorted and accessible - β€’ **Complete Size Range:** 7 metric sizes from M3 to M12 cover every project need - β€’ **Versatile Applications:** Perfect for automotive, furniture, machinery, and DIY pros - β€’ **Vibration-Proof Security:** Nylon inserts lock nuts tight, preventing loosening under stress ## Overview The Vifmy Locknuts Assortment Kit offers 140 high-quality 304 stainless steel lock nuts in 7 metric sizes (M3 to M12), each featuring a nylon insert for superior anti-loosening performance. Packaged in a convenient organizer box, this corrosion-resistant set is engineered for durability and versatility across automotive, construction, furniture, and machinery applications. ## Description Product description Nylon insert locknuts Nylon inserts greatlyreduce loosening under vibrations and torque.Strong vibration and shear resistance. Stainless Steel Locknut High-quality 304 stainless steel, which rejects rust, corrosion, and will not cause performance problems even after repeated use. Multi-size 7 different sizes of nylon insert Lock nuts are available to meet your needs in different scenarios. ## Features - Locknuts Size: M3(50 pcs), M4(30 pcs), M5(20 pcs), M6(16 pcs), M8(16 pcs), M10(4 pcs), M12(4 pcs), 7 different sizes of standardized metric fittings nut kits to meet your various needs - Nylon Insert Lock Nuts: Locknuts embedded with nylon inserts, so that it and the bolt threads to form a close fit, and in the role of the elasticity of the nylon friction resistance, in order to achieve the purpose of anti-loosening. Assembly torque is more stable, anti-loosening is very reliable, can be used in shock vibration occasions - 304 Stainless Steel Locknuts: The lock nuts is made of 304(18-8) stainless steel, which has the advantages of strong oxidation resistance, corrosion resistance, rust resistance, and durability. In addition, the spiral pattern is clear and can be used in many fields such as furniture DIY, building construction, medical equipment and so on - Includes Storage Box: 140pcs locknut of different sizes are put in the organizer by category, easy to store and use. And it is easy to categorize, so that the lock nut will not be lost or mixed up during use - Wide Application: Suitable for use or maintenance in a wide range of applications such as furniture decoration, automotive repair, machinery industry, door handles, the mechanical industry and small repairsaround shops, construction, etc ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CHVTYLWC | | Best Sellers Rank | #453 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Locknuts | | Brand | Vifmy | | Color | Silver | | Compatible Groove Diameter | 0.5 Millimeters | | Customer Reviews | 4.7 out of 5 stars 1,944 Reviews | | Drive Style | External Hex | | Exterior Finish | Polished | | Fastener Type | Lock | | Finish Types | Polished | | Grade Rating | industrial | | Inside Thread Size | M3 M4 M5 M6 M8 M10 M12 | | Item Diameter | 3 Millimeters | | Item Dimensions | 5.08 x 3.54 x 0.67 inches | | Manufacturer | Vifmy | | Material | Nylon, Stainless Steel | | Material Type | Nylon, Stainless Steel | | Metal Type | 304(18-8) Stainless Steel | | Number Of Items | 140 | | Number of Pieces | 140 | | Part Number | A-70 | | Size Name | Metric Locknuts, 140 Pcs | | Thread Class | M | | Thread Coverage | Partially Threaded | | Thread Size | m3-0.5 m4-0.7 m5-0.8 m6-1 m8-1.25 m10-1.5 m12-1.75 | | Thread Style | Right Hand | | Thread Type | Iso Metric | ## Product Details - **Material:** Nylon, Stainless Steel - **Fastener Type:** Lock - **Thread Size:** m3-0.5 m4-0.7 m5-0.8 m6-1 m8-1.25 m10-1.5 m12-1.75 - **Exterior Finish:** Polished - **Color:** Silver ## Images ![Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt - Image 1](https://m.media-amazon.com/images/I/71fo+-WjccL.jpg) ![Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt - Image 2](https://m.media-amazon.com/images/I/71T90EOm99L.jpg) ![Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt - Image 3](https://m.media-amazon.com/images/I/71Yejo+WdIL.jpg) ![Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt - Image 4](https://m.media-amazon.com/images/I/71AIyLnAzTL.jpg) ![Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts for Bolt - Image 5](https://m.media-amazon.com/images/I/71m09vZlo8L.jpg) ## Available Options This product comes in different **Size, Number Of Items** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***O on January 12, 2025* ### ⭐⭐⭐⭐⭐ Review *by G***G on February 26, 2026* ### ⭐⭐⭐⭐⭐ Review *by J***E on April 15, 2026* ## Frequently Bought Together - Vifmy Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock Nuts - 1/4" x 0.625"OD Flat Washer, 18-8 (304) Stainless Steel Washers Flat, 100PCS - LUPANTER M6 Flat Washers 100 Pack, Stainless Steel Metric Washers for Screws and Bolt… --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/599488845-locknuts-assortment-kit-m3-m4-m5-m6-m8-m10-m12](https://www.desertcart.co.za/products/599488845-locknuts-assortment-kit-m3-m4-m5-m6-m8-m10-m12) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-05-11*