--- title: "Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw" description: "Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection H… — Countersunk & Flat-Head Machine Screws." url: https://engineeringhardware.com/product/customizable-black-countersunk-head-with-internal-hexagon-joining-confirmat/ source: Engineering Hardware & Fasteners --- # Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw [![Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw](https://img.engineeringhardware.com/Customizable-Black-Countersunk-Head-with-Internal-Hexagon-Joining-Confirmat-Connection-Head-Screw.webp)](https://img.engineeringhardware.com/Customizable-Black-Countersunk-Head-with-Internal-Hexagon-Joining-Confirmat-Connection-Head-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Countersunk & Flat-Head Machine Screws](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/customizable-black-countersunk-head-with-internal-hexagon-joining-confirmat.md) Model no. **Confirmat Screw** US$0.012 – 21.60 / piece MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Counter Sunk Bolt - **Surface Treatment:** Black Spray-Paint - **Thread:** Head Screw Thread - **Diameter:** M2.5, M3, M3.2, M3.5,M5, M6, M7 or as Request - **Length:** 9-70mm or as Request Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Customizable%20Black%20Countersunk%20Head%20with%20Internal%20Hexagon%20Joining%20Confirmat%20Connection%20Head%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcustomizable-black-countersunk-head-with-internal-hexagon-joining-confirmat%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 | Customization | Available | | --- | --- | | Material | Carbon Steel | | Type | Countersunk Head | | Model NO. | Confirmat Screw | | Groove | Internal Hexagon | | Connection | Common Bolt | | Head Style | Counter Sunk Bolt | | Surface Treatment | Black Spray-Paint | | Groove Tpye | Internal Hexagon | | Point | Sharp Point or Flat Point. | | Thread | Head Screw Thread | | Diameter | M2.5, M3, M3.2, M3.5,M5, M6, M7 or as Request | | Length | 9-70mm or as Request | | Transport Package | Bag/Box+Carton | | Specification | M3.5*35mm | | Production Capacity | 1000/Month | | Category | [Countersunk & Flat-Head Machine Screws](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) | ## Technical parameters | Material | Carbon steel | | --- | --- | | Head type | Countersunk head | | Groove type | Internal hexagon | | Point | Sharp point | | Thread | Fine thread or Coarse thread | | Diameter | M2.5, M3, M3.2, M3.5, M5, M6, M7 or as request | | Length | 9-70mm or as request | | Finished | Black spray-paint, Zinc plated(white zinc, yellow zinc ), brass plated , nickel plated | | Packing | Small box/bag, carton and pallet or as per customer's request | ## Description Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw is part of our countersunk & flat-head machine screws range (Screws). ### Key details - **Type:** Countersunk Head - **Material:** Carbon Steel - **Diameter:** M2.5, M3, M3.2, M3.5,M5, M6, M7 or as Request - **Thread:** Head Screw Thread - **Length:** 9-70mm or as Request - **Head Style:** Counter Sunk Bolt - **Groove:** Internal Hexagon - **Surface Treatment:** Black Spray-Paint Available configurations include material, head style, surface treatment, thread and diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 pieces at US$0.012 – 21.60 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 Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw? The listed minimum order is 10,000 pieces, at US$0.012 – 21.60 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 Customizable Black Countersunk Head with Internal Hexagon Joining Confirmat Connection Head Screw? Type: Countersunk Head; Material: Carbon Steel; Diameter: M2.5, M3, M3.2, M3.5,M5, M6, M7 or as Request; Thread: Head Screw Thread; Length: 9-70mm or as Request; Head Style: Counter Sunk Bolt. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, head style, surface treatment, thread and diameter. 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 countersunk & flat-head machine screws are available? The Countersunk & Flat-Head Machine Screws category lists 2,424 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) 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 Countersunk & Flat-Head Machine Screws →](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) [![Aobo SUS316 Right Version Screw-on Electrical Industrial Cabinet Door Hinge with Countersunk Screw M5](https://img.engineeringhardware.com/Aobo-SUS316-Right-Version-Screw-on-Electrical-Industrial-Cabinet-Door-Hinge-with-Countersunk-Screw-M5.webp)](https://engineeringhardware.com/product/aobo-sus316-right-version-screw-on-electrical-industrial-cabinet-door-hinge-with/) Countersunk & Flat-Head Machine Screws ### [Aobo SUS316 Right Version Screw-on Electrical Industrial Cabinet Door Hinge with Countersunk Screw M5](https://engineeringhardware.com/product/aobo-sus316-right-version-screw-on-electrical-industrial-cabinet-door-hinge-with/) 180°Hinge · ISO14001:2004 ISO9001:2008 RoHS **US$2.76 – 3.24**MOQ 100 pieces [![Custom Slotted 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