--- title: "Fasteners Made in China Countersunk Head Hex Socket Screw" description: "Fasteners Made in China Countersunk Head Hex Socket Screw — Socket Head Cap & Allen Screws. Material: Carbon Steel, Standard: GB. MOQ 1,000 pieces, US$0.12." url: https://engineeringhardware.com/product/fasteners-made-in-china-countersunk-head-hex-socket-screw/ source: Engineering Hardware & Fasteners --- # Fasteners Made in China Countersunk Head Hex Socket Screw [![Fasteners Made in China Countersunk Head Hex Socket Screw](https://img.engineeringhardware.com/Fasteners-Made-in-China-Countersunk-Head-Hex-Socket-Screw.webp)](https://img.engineeringhardware.com/Fasteners-Made-in-China-Countersunk-Head-Hex-Socket-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/fasteners-made-in-china-countersunk-head-hex-socket-screw.md) Model no. **GB70.3 Screw** US$0.12 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Counter Sunk Bolt - **Standard:** GB - **Grade:** 4.8 8.8 10.9 - **Package Size:** 28.00cm * 25.00cm * 13.50cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Fasteners%20Made%20in%20China%20Countersunk%20Head%20Hex%20Socket%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffasteners-made-in-china-countersunk-head-hex-socket-screw%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. | GB70.3 Screw | | Groove | Hex Socket Head | | Connection | Common Bolt | | Head Style | Counter Sunk Bolt | | Standard | GB | | Grade | 4.8 8.8 10.9 | | MOQ | 1000PCS | | Certification | ISO9001 | | Application | General Industry | | Delivery Time | 25 Days | | Durability | Enhanced | | Transport Package | 25kg/Carton+Pallet | | Specification | M3-M20 | | Origin | Ningbo, Zhejiang | | HS Code | 7318151001 | | Production Capacity | 2500 Tons/Month | | Package Size | 28.00cm * 25.00cm * 13.50cm | | Package Gross Weight | 22.000kg | | Our main products are fasteners | bolts, screws, rods, nuts, washers, anchors and rivets. | | Keyword | china supplies,OEM/ODM,Manufacturer,screw,bolt,hardware.bolt and nut,fastener,carbon steel,fange nut.hexagonal nut.stainless steel nut,zlfastener,sinofastener | | Category | [Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) | ## Technical parameters | Product | Machine screw | | --- | --- | | Size | M3-M20 | | Grade | 4.8/8.8/10.9/12.9 | | Finish | Polish | | Material | Stainless Steel | ## Description Fasteners Made in China Countersunk Head Hex Socket Screw is part of our socket head cap & allen screws range (Screws). ### Key details - **Type:** Countersunk Head - **Standard:** GB - **Material:** Carbon Steel - **Grade:** 4.8 8.8 10.9 - **Head Style:** Counter Sunk Bolt - **Groove:** Hex Socket Head - **Connection:** Common Bolt - **Application:** General Industry Available configurations include material, head style, standard, grade and package size. 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$0.12 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 Fasteners Made in China Countersunk Head Hex Socket Screw? The listed minimum order is 1,000 pieces, at US$0.12 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 Fasteners Made in China Countersunk Head Hex Socket Screw? Type: Countersunk Head; Standard: GB; Material: Carbon Steel; Grade: 4.8 8.8 10.9; Head Style: Counter Sunk Bolt; Groove: Hex Socket Head. 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 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 socket head cap & allen screws are available? The Socket Head Cap & Allen Screws category lists 2,042 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-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 Socket Head Cap & Allen Screws →](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) [![M6 M10 Stainless Steel Flat Head Female Counter Locking Screws Socket Head Nuts Round Head Female Rivets](https://img.engineeringhardware.com/M6-M10-Stainless-Steel-Flat-Head-Female-Counter-Locking-Screws-Socket-Head-Nuts-Round-Head-Female-Rivets.webp)](https://engineeringhardware.com/product/m6-m10-stainless-steel-flat-head-female-counter-locking-screws-socket-head-nuts/) Socket Head Cap & Allen Screws ### [M6 M10 Stainless Steel Flat Head Female Counter Locking Screws Socket Head Nuts Round Head Female Rivets](https://engineeringhardware.com/product/m6-m10-stainless-steel-flat-head-female-counter-locking-screws-socket-head-nuts/) Round Head · DIN **US$0.012 – 0.12**MOQ 1,000 pieces [![Stainless Steel Allen Drive Furniture 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