--- title: "M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts" description: "M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inse… — Heat-Set, Knurled & Molded-In Inserts." url: https://engineeringhardware.com/product/m2-m2-5-m3-m4-m5-m6-brass-insert-nuts-copper-injection-molding-brass-knurled-thread/ source: Engineering Hardware & Fasteners --- # M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts [![M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts](https://img.engineeringhardware.com/M2-M2-5-M3-M4-M5-M6-Brass-Insert-Nuts-Copper-Injection-Molding-Brass-Knurled-Thread-Inserts-Threaded-Nuts.webp)](https://img.engineeringhardware.com/M2-M2-5-M3-M4-M5-M6-Brass-Insert-Nuts-Copper-Injection-Molding-Brass-Knurled-Thread-Inserts-Threaded-Nuts.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Inserts & Clinch Fasteners › Heat-Set, Knurled & Molded-In Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/m2-m2-5-m3-m4-m5-m6-brass-insert-nuts-copper-injection-molding-brass-knurled-thread.md) | **US$0.072**1,000–9,999 pieces | **US$0.012**10,000+ pieces | | --- | --- | MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Round - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** Brass Kunrled Inserts Nuts - **Package Size:** 25.00cm * 15.00cm * 18.00cm - **Material:** Brass Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20M2%20M2.5%20M3%20M4%20M5%20M6%20Brass%20Insert%20Nuts%20Copper%20Injection%20Molding%20Brass%20Knurled%20Thread%20Inserts%20Threaded%20Nuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fm2-m2-5-m3-m4-m5-m6-brass-insert-nuts-copper-injection-molding-brass-knurled-thread%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Connection | Common Bolt | | --- | --- | | Head Style | Round | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | Brass Kunrled Inserts Nuts | | Product Name | Brass Thread Inserts Nuts Knurl Nut | | Certificate | ISO9001:2008, SGS Testing Report & RoHS | | Nut Type | Inserts Nuts | | OEM | Available | | Transport Package | General Export Package | | Specification | M1-M8 | | Origin | Guangdong, China | | HS Code | 7318160000 | | Production Capacity | 1000000PCS/Week | | Package Size | 25.00cm * 15.00cm * 18.00cm | | Package Gross Weight | 15.000kg | | Customization | Available | | Material | Brass | | Type | Kunrled Inserts | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Stainless Steel | SS201, SS303, SS304, SS316, SS410, SS420 | | Carbon Steel | 4.8, 6.8, 8.8, 10.9, 12.9 | | Titanium | GR1-GR5 | | ISO9001 | 2008, SGS testing report & RoHS | | About our company | Shenzhen Conghui Precision Hardware Co., Ltd is a professional manufacturer specialize in all kinds of precision industrial fasteners and accessory parts for 20 years. | | Category | [Heat-Set, Knurled & Molded-In Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) | ## Technical parameters | Product Name | M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts | | --- | --- | | Material | Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 Carbon Steel: 4.8, 6.8, 8.8, 10.9, 12.9 Titanium: GR1-GR5 Aluminum,Brass,etc. | | Size | M3-M20 or as per your request | | Standard | ISO,GB, DIN, JIS, ANSI, BSW,ASME | | Certificate | ISO9001:2008, SGS testing report & RoHS | | Finishing | Zn- Plated, Ni-plated, Tin-Plated, Radiant Plated, Passivated, Brass plated, Cd- plated, Phosphate Anodize, Cr-plated, Black Oxide etc | | Heat Treatment | Tempering,Hardening,Spheroidizing,Stress Relieving etc | | Package | General export package, or according to customer's requirement | | Delivery time | About 7 -15 days after all details confirmed and able to offering fast delivery for urgent order | | Customer Service | Replacement at all our cost for rejected products if the part does not match with the PO drawings | ## Description M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts is part of our heat-set, knurled & molded-in inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Type:** Kunrled Inserts - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Brass - **Grade:** Brass Kunrled Inserts Nuts - **Head Style:** Round - **Connection:** Common Bolt - **Product Name:** Brass Thread Inserts Nuts Knurl Nut - **Certificate:** ISO9001:2008, SGS Testing Report & RoHS Available configurations include head style, standard, grade, package size and material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.012 – 0.072 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts? The listed minimum order is 1,000 pieces, at US$0.012 – 0.072 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$0.072 for 1,000–9,999 pieces; US$0.012 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of M2 M2.5 M3 M4 M5 M6 Brass Insert Nuts Copper Injection Molding Brass Knurled Thread Inserts Threaded Nuts? Type: Kunrled Inserts; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Brass; Grade: Brass Kunrled Inserts Nuts; Head Style: Round; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, package size and material. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other heat-set, knurled & molded-in inserts are available? The Heat-Set, Knurled & Molded-In Inserts category lists 395 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Heat-Set, Knurled & Molded-In Inserts →](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) [![China Fastener Supplier Online Shopping Brass Threaded Insert Brass Nuts M4 for Plastic Knob Manufacturer](https://img.engineeringhardware.com/China-Fastener-Supplier-Online-Shopping-Brass-Threaded-Insert-Brass-Nuts-M4-for-Plastic-Knob-Manufacturer.webp)](https://engineeringhardware.com/product/china-fastener-supplier-online-shopping-brass-threaded-insert-brass-nuts-m4-for/) Heat-Set, Knurled & Molded-In Inserts ### [China Fastener Supplier Online Shopping Brass Threaded Insert Brass Nuts M4 for Plastic Knob Manufacturer](https://engineeringhardware.com/product/china-fastener-supplier-online-shopping-brass-threaded-insert-brass-nuts-m4-for/) Knurled Nuts · DIN, GB, JIS **US$0.054 – 0.06**MOQ 2,000 pieces 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Nuts M1 M1.2 M1.4 M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12 1/4-20 Brass Insert Nut for Plastic](https://engineeringhardware.com/product/direct-factory-custom-knurled-insert-nuts-m1-m1-2-m1-4-m1-6-m2-m2-5-m3-m4-m5-m6-m8/) Metric,Imperial (Inch) · Round **US$0.012 – 0.024**MOQ 10 pieces [![Premium Aluminum Knurled Threaded Insert Nuts for Laptop Assembly](https://img.engineeringhardware.com/Premium-Aluminum-Knurled-Threaded-Insert-Nuts-for-Laptop-Assembly.webp)](https://engineeringhardware.com/product/premium-aluminum-knurled-threaded-insert-nuts-for-laptop-assembly/) Heat-Set, Knurled & Molded-In Inserts ### [Premium Aluminum Knurled Threaded Insert Nuts for Laptop Assembly](https://engineeringhardware.com/product/premium-aluminum-knurled-threaded-insert-nuts-for-laptop-assembly/) Knurled Nuts · DIN, GB, JIS **US$0.054 – 0.06**MOQ 2,000 pieces [![Factory Knurled Brass Heat Thumb Insert Nut Heat Melt Threaded Brass Insert Nut for Plastic Insert 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M6](https://img.engineeringhardware.com/Brass-Insert-Nut-Knurled-Copper-Round-Head-Heat-Staking-Nut-for-Plastic-Brass-Knurled-Nut-Insert-M1-4-M2-M2-5-M3-M4-M5-M6.webp)](https://engineeringhardware.com/product/brass-insert-nut-knurled-copper-round-head-heat-staking-nut-for-plastic-brass/) Heat-Set, Knurled & Molded-In Inserts ### [Brass Insert Nut Knurled Copper Round Head Heat Staking Nut for Plastic Brass Knurled Nut Insert M1.4 M2 M2.5 M3 M4 M5 M6](https://engineeringhardware.com/product/brass-insert-nut-knurled-copper-round-head-heat-staking-nut-for-plastic-brass/) Hexagon Head · DIN, ANSI, GB, JIS, BSW **US$0.0012**MOQ 1,000 pieces [![CNC Customized Slotted Head Brass Knurled Insert Lock Nut](https://img.engineeringhardware.com/CNC-Customized-Slotted-Head-Brass-Knurled-Insert-Lock-Nut.webp)](https://engineeringhardware.com/product/cnc-customized-slotted-head-brass-knurled-insert-lock-nut/) Heat-Set, Knurled & Molded-In Inserts ### [CNC Customized Slotted Head Brass Knurled Insert Lock Nut](https://engineeringhardware.com/product/cnc-customized-slotted-head-brass-knurled-insert-lock-nut/) Round Head · DIN, ANSI **US$0.18**MOQ 1 piece **US$0.012 – 0.072**MOQ 1,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20M2%20M2.5%20M3%20M4%20M5%20M6%20Brass%20Insert%20Nuts%20Copper%20Injection%20Molding%20Brass%20Knurled%20Thread%20Inserts%20Threaded%20Nuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fm2-m2-5-m3-m4-m5-m6-brass-insert-nuts-copper-injection-molding-brass-knurled-thread%2F)