--- title: "ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized" description: "ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized — Countersunk & Flat-Head Machine Screws. MOQ 10,000 pieces, US$0.0084 – 0.012." url: https://engineeringhardware.com/product/iso-10642-din-7991-hexagon-socket-flat-head-cap-screws-hot-dip-galvanized/ source: Engineering Hardware & Fasteners --- # ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized [![ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized](https://img.engineeringhardware.com/ISO-10642-DIN-7991-Hexagon-Socket-Flat-Head-Cap-Screws-Hot-DIP-Galvanized.webp)](https://img.engineeringhardware.com/ISO-10642-DIN-7991-Hexagon-Socket-Flat-Head-Cap-Screws-Hot-DIP-Galvanized.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/iso-10642-din-7991-hexagon-socket-flat-head-cap-screws-hot-dip-galvanized.md) Model no. **VF-SCREW-0421** | **US$0.012**10,000–99,999 pieces | **US$0.0096**100,000–999,999 pieces | **US$0.0084**1,000,000+ pieces | | --- | --- | --- | MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Hexagonal - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Grade:** 4.8 - **Customized:** Available - **Package Size:** 25.00cm * 26.00cm * 15.00cm - **Materials:** Carbon steel, Alloy steel, Stainless steel, Aluminum. - **Surface treatment:** Plain, Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20ISO%2010642%20DIN%207991%20Hexagon%20Socket%20Flat%20Head%20Cap%20Screws%20Hot%20DIP%20Galvanized%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fiso-10642-din-7991-hexagon-socket-flat-head-cap-screws-hot-dip-galvanized%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 | Hexagon Head | | Model NO. | VF-SCREW-0421 | | Groove | Hexagon | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, GB, ANSI, BSW, JIS, GOST | | Grade | 4.8 | | Sample | Available | | Certificate | ISO 9001 | | Application | Industry | | Customized | Available | | Transport Package | Box/Carton/Pallet | | Specification | M3-M24 | | Origin | China | | HS Code | 7318150000 | | Production Capacity | 500, 000 PCS/Day | | Package Size | 25.00cm * 26.00cm * 15.00cm | | Package Gross Weight | 25.000kg | | Produt name | Screws | | Materials | Carbon steel, Alloy steel, Stainless steel, Aluminum. | | Surface treatment | Plain, Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated. | | Standards | DIN, BSW, JIS, ASME and ANSI, Non-standard, Customized Size or Drawing. | | Size | M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, Customized Available. | | ISO 9001 | 2015 Quality System Certified Company. | | Packing | Small box/Carton, Cartons Bulk/Pallet, Gunny Bag, Customized Packing Accepted. | | Jiaxing Voda Fastener Co., Ltd founded in 2012, ISO 9001 | 2015 certified company from China, maily engaged in fastener & fixing products, standard or non-standard. Our well-known products are full range bolts, nuts, washers, screws, threaded rods, rivets, anchors, pins, nails, stamping parts and rigging products. | | Category | [Countersunk & Flat-Head Machine Screws](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) | ## Technical parameters | Produt name: | Screws | | --- | --- | | Materials: | Carbon steel, Alloy steel, Stainless steel, Aluminum. | | Surface treatment: | Plain, Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated. | | Standards: | DIN, BSW, JIS, ASME and ANSI, Non-standard, Customized Size or Drawing. | | Grade: | Class 4.8, 8.8, 10.9, 12.9 and etc. | | Size: | M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, Customized Available. | | Quality assurance: | ISO 9001: 2015 Quality System Certified Company. | | Packing: | Small box/Carton, Cartons Bulk/Pallet, Gunny Bag, Customized Packing Accepted. | | Origin: | China | ## Description ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized is part of our countersunk & flat-head machine screws range (Screws). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Material:** Carbon Steel - **Grade:** 4.8 - **Size:** M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, Customized Available. - **Head Style:** Hexagonal - **Groove:** Hexagon - **Connection:** Common Bolt Available configurations include material, head style, standard, grade and customized. 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$0.0084 – 0.012 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 ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized? The listed minimum order is 10,000 pieces, at US$0.0084 – 0.012 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$0.012 for 10,000–99,999 pieces; US$0.0096 for 100,000–999,999 pieces; US$0.0084 for 1,000,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of ISO 10642 DIN 7991 Hexagon Socket Flat Head Cap Screws Hot DIP Galvanized? Type: Hexagon Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Carbon Steel; Grade: 4.8; Size: M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, Customized Available.; 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, grade and customized. 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/) [![M1.2 M1.4 M1.6 M1.7 M2 M2.5 M3 M4 M5 Cross Recessed Phillips Csk Countersunk Flat Head Machine Screws](https://img.engineeringhardware.com/M1-2-M1-4-M1-6-M1-7-M2-M2-5-M3-M4-M5-Cross-Recessed-Phillips-Csk-Countersunk-Flat-Head-Machine-Screws.webp)](https://engineeringhardware.com/product/m1-2-m1-4-m1-6-m1-7-m2-m2-5-m3-m4-m5-cross-recessed-phillips-csk-countersunk-flat/) Countersunk & Flat-Head Machine Screws ### [M1.2 M1.4 M1.6 M1.7 M2 M2.5 M3 M4 M5 Cross Recessed Phillips Csk Countersunk Flat Head Machine Screws](https://engineeringhardware.com/product/m1-2-m1-4-m1-6-m1-7-m2-m2-5-m3-m4-m5-cross-recessed-phillips-csk-countersunk-flat/) Countersunk Head · DIN, GB, ANSI, BSW, JIS **US$0.03 – 0.06**MOQ 1,000 pieces [![Customized Outer Hexagon Countersunk Round Nuts, Stainless Steel SUS303 Hex Step Nuts](https://img.engineeringhardware.com/Customized-Outer-Hexagon-Countersunk-Round-Nuts-Stainless-Steel-SUS303-Hex-Step-Nuts.webp)](https://engineeringhardware.com/product/customized-outer-hexagon-countersunk-round-nuts-stainless-steel-sus303-hex-step-nuts/) Countersunk & Flat-Head Machine Screws ### [Customized Outer Hexagon Countersunk Round Nuts, Stainless Steel SUS303 Hex Step Nuts](https://engineeringhardware.com/product/customized-outer-hexagon-countersunk-round-nuts-stainless-steel-sus303-hex-step-nuts/) GB, EN, China GB Code, JIS Code, TEMA, ASME · Nylon, Steel, Plastic, B… **US$0.42 – 0.54**MOQ 100 pieces [![Premium Torx Countersunk Head Screws with Steel and Nickel Finish](https://img.engineeringhardware.com/Premium-Torx-Countersunk-Head-Screws-with-Steel-and-Nickel-Finish.webp)](https://engineeringhardware.com/product/premium-torx-countersunk-head-screws-with-steel-and-nickel-finish/) Countersunk & Flat-Head Machine Screws ### [Premium Torx Countersunk Head Screws with Steel and Nickel Finish](https://engineeringhardware.com/product/premium-torx-countersunk-head-screws-with-steel-and-nickel-finish/) Countersunk Head · GB **US$0.012 – 0.06**MOQ 1,000 pieces [![Stainless Steel A2 Solid Fisheye Conical Concave Cup Countersunk Washer](https://img.engineeringhardware.com/Stainless-Steel-A2-Solid-Fisheye-Conical-Concave-Cup-Countersunk-Washer.webp)](https://engineeringhardware.com/product/stainless-steel-a2-solid-fisheye-conical-concave-cup-countersunk-washer/) Countersunk & Flat-Head Machine Screws ### [Stainless Steel A2 Solid Fisheye Conical Concave Cup Countersunk Washer](https://engineeringhardware.com/product/stainless-steel-a2-solid-fisheye-conical-concave-cup-countersunk-washer/) Stamping · White Zinc .Yellow Zinc. 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