--- title: "Premium Black Steel Headless Hex Socket Grub Screw Set" description: "Premium Black Steel Headless Hex Socket Grub Screw Set — Assortment Kits & Mixed Fastener Sets. Grade: 10.9, A2-70. MOQ 1,000 pieces, US$0.12." url: https://engineeringhardware.com/product/premium-black-steel-headless-hex-socket-grub-screw-set/ source: Engineering Hardware & Fasteners --- # Premium Black Steel Headless Hex Socket Grub Screw Set [![Premium Black Steel Headless Hex Socket Grub Screw Set](https://img.engineeringhardware.com/Premium-Black-Steel-Headless-Hex-Socket-Grub-Screw-Set.webp)](https://img.engineeringhardware.com/Premium-Black-Steel-Headless-Hex-Socket-Grub-Screw-Set.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Fastener Sets & Assemblies › Assortment Kits & Mixed Fastener Sets](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/premium-black-steel-headless-hex-socket-grub-screw-set.md) Model no. **DIN916** US$0.12 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Round, Round - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST, DIN, ANSI, GB, JIS, Bsw - **Grade:** 10.9, A2-70 - **Finish:** Black - **Thread:** Metric - **Package Size:** 25.00cm * 25.00cm * 15.00cm - **Material:** Stainless Steel, Alloy Steel/Stainless Steel - **Steel Grade:** DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A449 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%20Steel%20Headless%20Hex%20Socket%20Grub%20Screw%20Set%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-black-steel-headless-hex-socket-grub-screw-set%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 | Model NO. | DIN916 | | --- | --- | | Groove | Hexagon | | Connection | Common Bolt, Common Bolt | | Head Style | Round, Round | | Standard | DIN, GB, ANSI, BSW, JIS, GOST, DIN, ANSI, GB, JIS, Bsw | | Grade | 10.9, A2-70 | | Application | Machinery, Chemical Industry, Environmental, Building | | Finish | Black | | MOQ | 10000pieces | | Thread | Metric | | Name | Rods | | Ceteficate | ISO9001 | | Transport Package | 20-25kg/Carton+900kg Pallet | | Specification | M4-M100 | | Origin | China | | HS Code | 731815 | | Production Capacity | 1000ton/Month | | Package Size | 25.00cm * 25.00cm * 15.00cm | | Package Gross Weight | 25.000kg | | Lead Time | 5 days (1 - 1000 Pieces) To be negotiated ( > 1000 Pieces) | | Customization | Available | | Material | Stainless Steel, Alloy Steel/Stainless Steel | | Type | Round Head, Round Head | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Stainless Steel | SS201, SS303, SS304, SS316,SS316L,SS904L,F593 | | Steel Grade | DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A449 | | M2-M24 | Cold Froging,M24-M100 Hot Forging, | | Busy season | 15-30days,Slack seaon:10-15days | | Steel | 4.8Grade DIN6923,8.8Grade 10.9Grade of GB5783 and GB5782 | | For more information visit | bolnutfastener.en.made-in-china.com. | | Category | [Assortment Kits & Mixed Fastener Sets](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) | ## Technical parameters | Standard | DIN,ASTM/ANSI JIS EN ISO,AS,GB | | --- | --- | | Material | Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593 | | Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A449 | | | Finishing | Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated | | Production Process | M2-M24:Cold Froging,M24-M100 Hot Forging,Machining and CNC for Customized fastener | | Customized ProductsLead time | Busy season:15-30days,Slack seaon:10-15days | | Stock Products | Steel:4.8Grade DIN6923,8.8Grade 10.9Grade of GB5783 and GB5782Stainless steel: All DIN Standard stainless steel Bolt | | Free samples for standard fastener. | | | For more information visit:bolnutfastener.en.made-in-china.com. | | ## Description Premium Black Steel Headless Hex Socket Grub Screw Set is part of our assortment kits & mixed fastener sets range (Fastener Sets & Assemblies). ### Key details - **Type:** Round Head, Round Head - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST, DIN, ANSI, GB, JIS, Bsw - **Material:** Stainless Steel, Alloy Steel/Stainless Steel - **Grade:** 10.9, A2-70 - **Thread:** Metric - **Head Style:** Round, Round - **Groove:** Hexagon - **Finish:** Black Available configurations include head style, standard, grade, finish and thread. 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 Premium Black Steel Headless Hex Socket Grub Screw Set? 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 Premium Black Steel Headless Hex Socket Grub Screw Set? Type: Round Head, Round Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST, DIN, ANSI, GB, JIS, Bsw; Material: Stainless Steel, Alloy Steel/Stainless Steel; Grade: 10.9, A2-70; Thread: Metric; Head Style: Round, Round. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, finish and thread. 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 assortment kits & mixed fastener sets are available? The Assortment Kits & Mixed Fastener Sets category lists 3,161 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) 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 Assortment Kits & Mixed Fastener Sets →](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) [![China Supplier Bolt and Nut Kit Screw and Wall Plug Bolt ASTM A307 Hex Bolts Roofing Bolts Nuts](https://img.engineeringhardware.com/China-Supplier-Bolt-and-Nut-Kit-Screw-and-Wall-Plug-Bolt-ASTM-A307-Hex-Bolts-Roofing-Bolts-Nuts.webp)](https://engineeringhardware.com/product/china-supplier-bolt-and-nut-kit-screw-and-wall-plug-bolt-astm-a307-hex-bolts-roofing/) Assortment Kits & Mixed Fastener Sets ### [China Supplier Bolt and Nut Kit Screw and Wall Plug Bolt ASTM A307 Hex Bolts Roofing Bolts Nuts](https://engineeringhardware.com/product/china-supplier-bolt-and-nut-kit-screw-and-wall-plug-bolt-astm-a307-hex-bolts-roofing/) Hexagon Head · DIN, ANSI, GB, JIS, BSW **US$0.006 – 0.012**MOQ 10,000 pieces [![Nickel Plated Round Head Self Tapping Screw Fastener Set](https://img.engineeringhardware.com/Nickel-Plated-Round-Head-Self-Tapping-Screw-Fastener-Set.webp)](https://engineeringhardware.com/product/nickel-plated-round-head-self-tapping-screw-fastener-set/) Assortment Kits & Mixed Fastener Sets ### [Nickel Plated Round Head Self Tapping Screw Fastener Set](https://engineeringhardware.com/product/nickel-plated-round-head-self-tapping-screw-fastener-set/) Pan Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.012 – 0.036**MOQ 10,000 pieces [![with Screw Driving Kit for Helical Pile Installation, Hxr5 Track Pile Driver](https://img.engineeringhardware.com/with-Screw-Driving-Kit-for-Helical-Pile-Installation-Hxr5-Track-Pile-Driver.webp)](https://engineeringhardware.com/product/with-screw-driving-kit-for-helical-pile-installation-hxr5-track-pile-driver/) Assortment Kits & Mixed Fastener Sets ### [with Screw Driving Kit for Helical Pile Installation, Hxr5 Track Pile Driver](https://engineeringhardware.com/product/with-screw-driving-kit-for-helical-pile-installation-hxr5-track-pile-driver/) Hydraulic Hammer · PV Power Station Ground Drilling Solar Panel Plan **US$29,999 – 32,399**MOQ 1 piece [![Fuel Injector Repair Kit Flange Gasket WASHER KITS FOR CABSTAR FD46](https://img.engineeringhardware.com/Fuel-Injector-Repair-Kit-Flange-Gasket-WASHER-KITS-FOR-CABSTAR-FD46.webp)](https://engineeringhardware.com/product/fuel-injector-repair-kit-flange-gasket-washer-kits-for-cabstar-fd46/) Assortment Kits & Mixed Fastener Sets ### [Fuel Injector Repair Kit Flange Gasket WASHER KITS FOR CABSTAR FD46](https://engineeringhardware.com/product/fuel-injector-repair-kit-flange-gasket-washer-kits-for-cabstar-fd46/) Diesel Fuel Injector, Contact Us · ISO9001, CE **US$0.18 – 18.00**MOQ 1 bag [![316 Stainless Steel Hex Bolt Nut Flat Spring Washer Combination Set](https://img.engineeringhardware.com/316-Stainless-Steel-Hex-Bolt-Nut-Flat-Spring-Washer-Combination-Set.webp)](https://engineeringhardware.com/product/316-stainless-steel-hex-bolt-nut-flat-spring-washer-combination-set/) Assortment Kits & Mixed Fastener Sets ### [316 Stainless Steel Hex Bolt Nut Flat Spring Washer Combination Set](https://engineeringhardware.com/product/316-stainless-steel-hex-bolt-nut-flat-spring-washer-combination-set/) Hexagon Head · DIN **US$0.58 – 0.60**MOQ 5,000 pieces [![Stainless Steel 304 Wire Rope Cable Clip Clamp Assortment Kit DIN741 U Type Fastener](https://img.engineeringhardware.com/Stainless-Steel-304-Wire-Rope-Cable-Clip-Clamp-Assortment-Kit-DIN741-U-Type-Fastener.webp)](https://engineeringhardware.com/product/stainless-steel-304-wire-rope-cable-clip-clamp-assortment-kit-din741-u-type-fastener/) Assortment Kits & Mixed Fastener Sets ### [Stainless Steel 304 Wire Rope Cable Clip Clamp Assortment Kit DIN741 U Type Fastener](https://engineeringhardware.com/product/stainless-steel-304-wire-rope-cable-clip-clamp-assortment-kit-din741-u-type-fastener/) Standard · Stainless Steel **US$0.12**MOQ 1 piece [![Stainless Steel Pan Head Hex Head Sems Screws with Flat and Spring Double Washers Assembly](https://img.engineeringhardware.com/Stainless-Steel-Pan-Head-Hex-Head-Sems-Screws-with-Flat-and-Spring-Double-Washers-Assembly.webp)](https://engineeringhardware.com/product/stainless-steel-pan-head-hex-head-sems-screws-with-flat-and-spring-double-washers/) Assortment Kits & Mixed Fastener Sets ### [Stainless Steel Pan Head Hex Head Sems Screws with Flat and Spring Double Washers Assembly](https://engineeringhardware.com/product/stainless-steel-pan-head-hex-head-sems-screws-with-flat-and-spring-double-washers/) Pan Head · DIN, GB, ANSI, JIS **US$0.0012 – 0.12**MOQ 1,000 pieces [![U Shaped Bolt Set U Bolt with Mounting Backing Plate Metal Nut and Two Washer Assembly](https://img.engineeringhardware.com/U-Shaped-Bolt-Set-U-Bolt-with-Mounting-Backing-Plate-Metal-Nut-and-Two-Washer-Assembly.webp)](https://engineeringhardware.com/product/u-shaped-bolt-set-u-bolt-with-mounting-backing-plate-metal-nut-and-two-washer/) Assortment Kits & Mixed Fastener Sets ### [U Shaped Bolt Set U Bolt with Mounting Backing Plate Metal Nut and Two Washer Assembly](https://engineeringhardware.com/product/u-shaped-bolt-set-u-bolt-with-mounting-backing-plate-metal-nut-and-two-washer/) U Bolts · DIN, ANSI, GB, JIS, BSW, GOST **US$0.048 – 6.00**MOQ 100 pieces **US$0.12**MOQ 1,000 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%20Steel%20Headless%20Hex%20Socket%20Grub%20Screw%20Set%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-black-steel-headless-hex-socket-grub-screw-set%2F)