--- title: "Premium Black Oxide Hex Bolts for Electrical Applications" description: "Premium Black Oxide Hex Bolts for Electrical Applications — Hex-Head Bolts. MOQ 7,000 pieces, US$0.024." url: https://engineeringhardware.com/product/premium-black-oxide-hex-bolts-for-electrical-applications/ source: Engineering Hardware & Fasteners --- # Premium Black Oxide Hex Bolts for Electrical Applications [![Premium Black Oxide Hex Bolts for Electrical Applications](https://img.engineeringhardware.com/Premium-Black-Oxide-Hex-Bolts-for-Electrical-Applications.webp)](https://img.engineeringhardware.com/Premium-Black-Oxide-Hex-Bolts-for-Electrical-Applications.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Bolts › Hex-Head Bolts](https://engineeringhardware.com/fastener-products/bolts/hex-head-bolts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/premium-black-oxide-hex-bolts-for-electrical-applications.md) Model no. **Hex Bolt** US$0.024 / piece MOQ 7,000 pieces · Final price confirmed in your quote - **Material:** Steel, Carbon Steel - **Head Style:** Hexagonal - **Standard:** General Industry - **Finish:** Zinc, Plain, Hot Dipped Galvanized, Black Oxide, - **Length:** 10-200mm - **Surface Treatment:** Black/White Blue Zinc/Yellow Zinc/HDG - **Thread:** Fully Thread/Half Thread - **Thread Type:** Metric Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Premium%20Black%20Oxide%20Hex%20Bolts%20for%20Electrical%20Applications%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-black-oxide-hex-bolts-for-electrical-applications%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 | Steel, Carbon Steel | | Type | Hexagon Head | | Model NO. | Hex Bolt | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | General Industry | | Finish | Zinc, Plain, Hot Dipped Galvanized, Black Oxide, | | Length | 10-200mm | | Surface Treatment | Black/White Blue Zinc/Yellow Zinc/HDG | | Thread | Fully Thread/Half Thread | | Sample | Freely Supplied | | Thread Type | Metric | | OEM | Accept | | Package | Buyer's Requirement | | Product Name | Hex Bolt | | Transport Package | Buyer's Requirement | | Specification | Customized Size | | HS Code | 7318150000 | | Category | [Hex-Head Bolts](https://engineeringhardware.com/fastener-products/bolts/hex-head-bolts/) | ## Technical parameters | finish | Zinc, Plain, Hot Dipped Galvanized, Black Oxide, Natural | | --- | --- | | material | Steel, Carbon Steel | | Thread Type | METRIC | | Head Type | Hex Head | | Grade | Industrial | | included parts | Nuts, Washers | | model number | Hex Head Bolts | | Product name | Hex Bolt | | Head type | Hexagon Head | | Material | Steel | | Surface treatment | Black/White Blue Zinc/Yellow Zinc/HDG | | Thread | Fully Thread/Half Thread | | Grade | 4.8/ 8.8/ 10.9/ 12.9 Ect | | Length | 10-200mm | | Sample | Freely Supplied | | Package | Buyer's Requirement | ## Description Premium Black Oxide Hex Bolts for Electrical Applications is part of our hex-head bolts range (Bolts). ### Key details - **Type:** Hexagon Head - **Standard:** General Industry - **Material:** Steel, Carbon Steel - **Thread:** Fully Thread/Half Thread - **Length:** 10-200mm - **Head Style:** Hexagonal - **Surface Treatment:** Black/White Blue Zinc/Yellow Zinc/HDG - **Finish:** Zinc, Plain, Hot Dipped Galvanized, Black Oxide, Available configurations include material, head style, standard, finish and length. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 7,000 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 Premium Black Oxide Hex Bolts for Electrical Applications? The listed minimum order is 7,000 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 Premium Black Oxide Hex Bolts for Electrical Applications? Type: Hexagon Head; Standard: General Industry; Material: Steel, Carbon Steel; Thread: Fully Thread/Half Thread; Length: 10-200mm; Head Style: Hexagonal. 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, standard, finish and length. 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 hex-head bolts are available? The Hex-Head Bolts category lists 8,449 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/bolts/hex-head-bolts/](https://engineeringhardware.com/fastener-products/bolts/hex-head-bolts/) 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 Hex-Head Bolts →](https://engineeringhardware.com/fastener-products/bolts/hex-head-bolts/) [![ASTM Unc Unf Threaded ASTM A193 B7 A194 2h Hex Bolt and Nuts B18.2.1 / B18.2.2 Hex Screws Black Oxide](https://img.engineeringhardware.com/ASTM-Unc-Unf-Threaded-ASTM-A193-B7-A194-2h-Hex-Bolt-and-Nuts-B18-2-1-B18-2-2-Hex-Screws-Black-Oxide.webp)](https://engineeringhardware.com/product/astm-unc-unf-threaded-astm-a193-b7-a194-2h-hex-bolt-and-nuts-b18-2-1-b18-2-2-hex/) Hex-Head Bolts ### [ASTM Unc Unf Threaded ASTM A193 B7 A194 2h Hex Bolt and Nuts B18.2.1 / B18.2.2 Hex Screws Black Oxide](https://engineeringhardware.com/product/astm-unc-unf-threaded-astm-a193-b7-a194-2h-hex-bolt-and-nuts-b18-2-1-b18-2-2-hex/) Hexagon Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.036 – 0.36**MOQ 1,000 pieces [![Electro Galvanized Hot Dipped Galvanized Plain Hex Head Bolts Full 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**US$0.0012 – 12.00**MOQ 100 pieces [![Carbon Steel Grade 8.8/10.9/12.9 Square Head Bolt](https://img.engineeringhardware.com/Carbon-Steel-Grade-8-8-10-9-12-9-Square-Head-Bolt.webp)](https://engineeringhardware.com/product/carbon-steel-grade-8-8-10-9-12-9-square-head-bolt/) Hex-Head Bolts ### [Carbon Steel Grade 8.8/10.9/12.9 Square Head Bolt](https://engineeringhardware.com/product/carbon-steel-grade-8-8-10-9-12-9-square-head-bolt/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.12**MOQ 1,000 pieces [![Break off Head Bolt Security Shear Bolt Heavy Duty Fastener](https://img.engineeringhardware.com/Break-off-Head-Bolt-Security-Shear-Bolt-Heavy-Duty-Fastener.webp)](https://engineeringhardware.com/product/break-off-head-bolt-security-shear-bolt-heavy-duty-fastener/) Hex-Head Bolts ### [Break off Head Bolt Security Shear Bolt Heavy Duty Fastener](https://engineeringhardware.com/product/break-off-head-bolt-security-shear-bolt-heavy-duty-fastener/) Hexagon Head · DIN, GB, Breakaway Bolt **US$0.012**MOQ 1 piece [![Custom Brass Nuts and Bolts Hexagon Socket Head Screws Brass Bronze Drain Plug Fittings](https://img.engineeringhardware.com/Custom-Brass-Nuts-and-Bolts-Hexagon-Socket-Head-Screws-Brass-Bronze-Drain-Plug-Fittings.webp)](https://engineeringhardware.com/product/custom-brass-nuts-and-bolts-hexagon-socket-head-screws-brass-bronze-drain-plug/) Hex-Head Bolts ### [Custom Brass Nuts and Bolts Hexagon Socket Head Screws Brass Bronze Drain Plug Fittings](https://engineeringhardware.com/product/custom-brass-nuts-and-bolts-hexagon-socket-head-screws-brass-bronze-drain-plug/) DIN, GB · Brass **US$0.42 – 1.20**MOQ 1,000 pieces [![DIN931 A2-70 SS304 Hex Head Safety Drilled Half Thread Bolt for Lifting Machinery](https://img.engineeringhardware.com/DIN931-A2-70-SS304-Hex-Head-Safety-Drilled-Half-Thread-Bolt-for-Lifting-Machinery.webp)](https://engineeringhardware.com/product/din931-a2-70-ss304-hex-head-safety-drilled-half-thread-bolt-for-lifting-machinery/) Hex-Head Bolts ### [DIN931 A2-70 SS304 Hex Head Safety Drilled Half Thread Bolt for Lifting Machinery](https://engineeringhardware.com/product/din931-a2-70-ss304-hex-head-safety-drilled-half-thread-bolt-for-lifting-machinery/) Hexagon Head · DIN, ANSI, GB, JIS **US$0.012 – 0.11**MOQ 1,000 pieces **US$0.024**MOQ 7,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Premium%20Black%20Oxide%20Hex%20Bolts%20for%20Electrical%20Applications%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-black-oxide-hex-bolts-for-electrical-applications%2F)