--- product_id: 807375284 title: "PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve" brand: "patikil" price: "$U707" currency: UYU in_stock: true reviews_count: 2 category: "Patikil" url: https://www.desertcart.uy/products/807375284-patikil-self-tapping-threaded-inserts-40-pcs-m3-x-m5 store_origin: UY region: Uruguay --- # M3 x M5 precision threading Self-tapping, no pre-tapping needed 303 stainless steel, rust & vibration resistant PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve **Brand:** patikil **Price:** $U707 **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your fastening game with effortless precision! ## Quick Answers - **What is this?** PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve by patikil - **How much does it cost?** $U707 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/807375284-patikil-self-tapping-threaded-inserts-40-pcs-m3-x-m5) ## Best For - patikil enthusiasts ## Why This Product - Trusted patikil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Self-tapping design eliminates pre-tapping—just screw in and secure in seconds. - • **Precision Thread Adapter:** Seamlessly convert M5 holes to M3 threads with exact 0.5mm pitch for flawless fit. - • **Versatile Industrial Use:** Perfect for plastics, aluminum alloys, cast iron, and frequent disassembly applications. - • **Durable Stainless Steel Build:** Crafted from premium 303 stainless steel for superior rust resistance and long-lasting strength. - • **Thread Repair & Reinforcement:** Restore damaged threads and prevent loosening under heavy tension—engineered for reliability. ## Overview PATIKIL Self-Tapping Threaded Inserts (40 pcs) are precision-engineered M3 x M5 adapters made from durable 303 stainless steel. Designed for quick, no-pre-tap installation, they provide rust-proof, vibration-resistant thread reinforcement ideal for plastics, aluminum, and cast iron. Perfect for industrial, automotive, and DIY repairs, these inserts restore damaged threads and ensure secure, long-lasting connections. ## Description Self-tapping threaded inserts are widely used in household appliances, industries, construction machinery, engineering plastics, mechanical equipment, electronic products, aluminum die casting, aviation, automobile industry, rail car industry, ship industry, electronic communication, computers, and lighting, ship industry, and household appliances, etc.SpecificationInner Thread Size: M3 x 0.5mm(Dia.x Pitch)Outer Thread Size: M5 x 0.5mm(Dia.x Pitch)Thread Length: 5 mm/0.2 InchMin. Drilling Depth: 7mm/0.28 InchRefer to Drilling Diameter:4.5-4.6mm(Plastic), 4.6-4.7mm(Aluminum Alloy), 4.7-4.8mm(Cast Iron)Material: 303 Stainless SteelColor: Silver TonePackage List: 40 Pcs x Self-Tapping Inserts(302 Type）AdvantageConstructed from stable 303 stainless steel, our threaded inserts are wear-resistant, rust-proof, and vibration-resistant, and can bear strong tension and prevent loosening. Widely used with low-strength materials such as plastic, aluminum alloy, cast iron, etc , or parts that require frequent removal which can avoid thread damage and improve connection strength.Our threaded inserts with self-tapping capability do not need to be tapped in advance. It can be used to repair damaged or oversized threaded holes and restore the original function of the threads.InstructionEasy to use. These self-tapping screw sleeves do not need to be tapped in advance, just directly screwed into a specific hole by using an assembly tool.Note: Please check the size before purchasing. Review: worked great for Guitar neck inserts - worked out great. Review: Good ## Features - Application: Self-tapping threaded inserts are widely used in household appliances, industries, construction machinery, engineering plastics, mechanical equipment, electronic products, aluminum die casting, aviation, automobile industry, rail car industry, ship industry, electronic communication, computers, and lighting, ship industry, and household appliances, etc. - Specification: Inner Thread Size: M3 x 0.5mm(Dia. x Pitch); Outer Thread Size: M5 x 0.5mm(Dia. x Pitch); Thread Length: 5 mm/0.2 Inch; Min. Drilling Depth: 7mm/0.28 Inch; Refer to Drilling Diameter:4.5-4.6mm(Plastic), 4.6-4.7mm(Aluminum Alloy), 4.7-4.8mm(Cast Iron); Material: 303 Stainless Steel; Color: Silver Tone; Package List: 40 Pcs x Self-Tapping Inserts(302 Type） - Advantage: Constructed from stable 303 stainless steel, our threaded inserts are wear-resistant, rust-proof, and vibration-resistant, and can bear strong tension and prevent loosening. Widely used with low-strength materials such as plastic, aluminum alloy, cast iron, etc , or parts that require frequent removal which can avoid thread damage and improve connection strength; Threaded inserts with self-tapping capability do not need to be tapped in advance. - Instruction: Easy to use. These self-tapping screw sleeves do not need to be tapped in advance, just directly screwed into a specific hole by using an assembly tool. - Note: Please check the size before purchasing. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DHZFMG7Q | | Best Sellers Rank | #204,662 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #295 in Nut Inserts | | Brand | PATIKIL | | Color | Silver Tone | | Date First Available | September 26, 2024 | | Item Weight | 0.704 ounces | | Item dimensions L x W x H | 5.51 x 3.94 x 0.24 inches | | Manufacturer | PATIKIL | | Material | Stainless Steel | | Product Dimensions | 5.51 x 3.94 x 0.24 inches | | Size | M3 x M5 x 5mm | ## Product Details - **Brand:** PATIKIL - **Color:** Silver Tone - **Item dimensions L x W x H:** 5.51 x 3.94 x 0.24 inches - **Material:** Stainless Steel - **Size:** M3 x M5 x 5mm ## Images ![PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve - Image 1](https://m.media-amazon.com/images/I/71nVOAIoynL.jpg) ![PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve - Image 2](https://m.media-amazon.com/images/I/61sRdskeAwL.jpg) ![PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve - Image 3](https://m.media-amazon.com/images/I/71yZilUekJL.jpg) ![PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve - Image 4](https://m.media-amazon.com/images/I/71yM9il9FXL.jpg) ![PATIKIL Self-Tapping Threaded Inserts, 40 Pcs M3 x M5 x 5mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve - Image 5](https://m.media-amazon.com/images/I/81lS3O5W4NL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ worked great for Guitar neck inserts *by D***H on July 29, 2025* worked out great. ### ⭐⭐⭐⭐⭐ Review *by B***J on January 20, 2026* Good --- ## 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.uy/products/807375284-patikil-self-tapping-threaded-inserts-40-pcs-m3-x-m5](https://www.desertcart.uy/products/807375284-patikil-self-tapping-threaded-inserts-40-pcs-m3-x-m5) --- *Product available on Desertcart Uruguay* *Store origin: UY* *Last updated: 2026-05-25*