--- title: "High-Quality Helical Inserts for Self-Tapping Spark Plug Threads" description: "High-Quality Helical Inserts for Self-Tapping Spark Plug Threads — Wire Thread & Helical Inserts. Material: Stainless. MOQ 100 pieces, US$0.024." url: https://engineeringhardware.com/product/high-quality-helical-inserts-for-self-tapping-spark-plug-threads/ source: Engineering Hardware & Fasteners --- # High-Quality Helical Inserts for Self-Tapping Spark Plug Threads [![High-Quality Helical Inserts for Self-Tapping Spark Plug Threads](https://img.engineeringhardware.com/High-Quality-Helical-Inserts-for-Self-Tapping-Spark-Plug-Threads.webp)](https://img.engineeringhardware.com/High-Quality-Helical-Inserts-for-Self-Tapping-Spark-Plug-Threads.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Inserts & Clinch Fasteners › Wire Thread & Helical Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/wire-thread-helical-inserts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/high-quality-helical-inserts-for-self-tapping-spark-plug-threads.md) US$0.024 / piece MOQ 100 pieces · Final price confirmed in your quote - **Material:** Stainless - **Package Size:** 13.50cm * 8.50cm * 9.50cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High-Quality%20Helical%20Inserts%20for%20Self-Tapping%20Spark%20Plug%20Threads%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-helical-inserts-for-self-tapping-spark-plug-threads%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 | Quality Control | 100% Inspection | | --- | --- | | OEM | Yes | | Lead Time | 3-7 Days | | Delivery Time | 7 Days Around by FedEx/UPS/DHL/TNT | | Delivery Way | by Sea,Air,Express | | Key Word | Threaded Inserts | | Material | Stainless | | Transport Package | Poly Bag-Small Box-Carton with Label | | Specification | Base on the quantity of goods | | Origin | China | | HS Code | 73181600 | | Production Capacity | 3000 Units Per Day | | Package Size | 13.50cm * 8.50cm * 9.50cm | | Package Gross Weight | 0.050kg | | Customization | Available | | Type | Pin | | Price | Negotiated | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | FOB | Shenzhen or HongKong. | | Category | [Wire Thread & Helical Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/wire-thread-helical-inserts/) | ## Technical parameters | Specification | | | | | | --- | --- | --- | --- | --- | | Material and Dimensions | As description chart below | | Quality Control | 100% Inspection | | Price | Negotiated | Lead Time | 3 Days-7 Days | | | Port | Shenzhen or HongKong | Shipping | By Sea, Air or Express | | | Packing | Poly bag-small box-carton with lable | Custom | OEM/ODM | | | Call us please, we show more details of products.Thank you very much. | | | | | | We are a manufacturer of spring plungers of any drawing for OEM also. | | | | | | Generally our delivery time is 15 to 30 days . But different products and quantities have different procedures and timing.we promise that we"ll try our best to finish your orders within the shortest time.For more information, please contact us. | | --- | | For most orders,the MOQ can't be lowered according to the required quantities.For stock items,the quantities can be negotiated. | | Galvanized, Yellow zinc plated,H D G . | | stainless steel and carbon steel .It also can according to your requirements. | | yes . | | FOB:Shenzhen or HongKong. | | PAYMENT BY T/T IN ADVANCE , West union,Paypal and etc. | | You idea and imagine,we design and make.It is fully self-customized. | | Yes,we have different price ranges (discounts)according to your quantities.You can consult us anytime. | | 10. Shipping | | & For samples or small order, can be delivered by express of DHL, UPS, FedEx, TNT, HKDC at the buyer convenience, or by other express to save the buyer cost or shorten the transit time at the buyer request. & For mass order delivery, can be optional with terms of Ex-work, FOB by air or by sea based on the buyer forwarder or our recommended local forwarder at the buyer convenience. &To save the buy | | 1.100% manufacturer | | --- | | Our factory is in Changan town, Dongguancity,Guangdong province,China with 100 staffs who is with best creditability, reliability at your absolute promise . We have many years production experience and export experience. | | 2.Best material selection | | All our goods are made of best materials from the best suppliers . | | 3.Good service | | We definitely produce all goods by ourselves . It is the top service from material die-cutting, polishing, craftsmanship, QC, packing, delivery, therefore quality is 100% assured . | | 4.Quality control | ## Description High-Quality Helical Inserts for Self-Tapping Spark Plug Threads is part of our wire thread & helical inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Type:** Pin - **Material:** Stainless - **Quality Control:** 100% Inspection - **OEM:** Yes - **Key Word:** Threaded Inserts - **Price:** Negotiated - **FOB:** Shenzhen or HongKong. Available configurations include material and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 100 pieces at US$0.024 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 High-Quality Helical Inserts for Self-Tapping Spark Plug Threads? The listed minimum order is 100 pieces, at US$0.024 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of High-Quality Helical Inserts for Self-Tapping Spark Plug Threads? Type: Pin; Material: Stainless; Quality Control: 100% Inspection; OEM: Yes; Key Word: Threaded Inserts; Price: Negotiated. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material and package size. 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 wire thread & helical inserts are available? The Wire Thread & Helical Inserts category lists 187 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/wire-thread-helical-inserts/](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/wire-thread-helical-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 Wire Thread & Helical Inserts →](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/wire-thread-helical-inserts/) [![Metal Wire Thread Insert Screw Coil Insert with High Quality](https://img.engineeringhardware.com/Metal-Wire-Thread-Insert-Screw-Coil-Insert-with-High-Quality.webp)](https://engineeringhardware.com/product/metal-wire-thread-insert-screw-coil-insert-with-high-quality/) Wire Thread & Helical Inserts ### [Metal Wire Thread Insert Screw Coil Insert with High Quality](https://engineeringhardware.com/product/metal-wire-thread-insert-screw-coil-insert-with-high-quality/) Fasteners · Metal **US$1.20 – 24.00**MOQ 10 pieces [![Fasto Gold Color Stainless Steel Helical 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Inserts](https://engineeringhardware.com/product/ea-robust-industrial-stainless-m2-m2-5-m3-steel-tangless-wire-thread-inserts/) Common · Stainless Steel **US$0.048 – 0.06**MOQ 100 pieces **US$0.024**MOQ 100 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High-Quality%20Helical%20Inserts%20for%20Self-Tapping%20Spark%20Plug%20Threads%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-helical-inserts-for-self-tapping-spark-plug-threads%2F)