--- title: "Square Head Grub Screw Set Screw" description: "Square Head Grub Screw Set Screw — Set, Grub & Socket Set Screws. Grade: as Required. MOQ 100 pieces, US$0.048 – 6.00." url: https://engineeringhardware.com/product/square-head-grub-screw-set-screw/ source: Engineering Hardware & Fasteners --- # Square Head Grub Screw Set Screw [![Square Head Grub Screw Set Screw](https://img.engineeringhardware.com/Square-Head-Grub-Screw-Set-Screw.webp)](https://img.engineeringhardware.com/Square-Head-Grub-Screw-Set-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Set, Grub & Socket Set Screws](https://engineeringhardware.com/fastener-products/screws/set-grub-socket-set-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/square-head-grub-screw-set-screw.md) Model no. **SS** US$0.048 – 6.00 / piece MOQ 100 pieces · Final price confirmed in your quote - **Head Style:** Hex Socket - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Grade:** as Required - **Custom:** Available - **Package Size:** 35.00cm * 25.00cm * 20.00cm - **Material:** Stainless Steel/Carbon Steel/Special Alloy/Ti - **Size:** SO metric coarse threads cover M1.6–M30 for steel and M1.6–M24 for stainless steel. Inch UNC, UNF and other thread systems can be supplied according to the required standard or drawing. - **Materials&Finish:** Options include stainless steel 304, 316 and other stainless grades; duplex stainless steel, titanium and special alloys; hardened alloy steel, brass, aluminum and nylon. Available finishes include plain, passivated, black oxide, zinc plated or customer-specified coatings. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Square%20Head%20Grub%20Screw%20Set%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fsquare-head-grub-screw-set-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 | Model NO. | SS | | --- | --- | | Groove | Hex Socket | | Connection | Common Bolt | | Head Style | Hex Socket | | Standard | DIN, GB, ANSI, BSW, JIS, GOST | | Grade | as Required | | Custom | Available | | Lead Time | 7 to 45 Days | | Trade Term | EXW, Fca, Fob, CFR , CIF, DAP or DDP | | Sampling | Available | | Transport Package | Cartons with Waterproof Film and Wooden Frame | | Specification | As Required | | Origin | China | | HS Code | 7318160000 | | Production Capacity | 10000 Tons/Year | | Package Size | 35.00cm * 25.00cm * 20.00cm | | Package Gross Weight | 25.000kg | | Customization | Available | | Material | Stainless Steel/Carbon Steel/Special Alloy/Ti | | Type | Hex Socket | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Size | SO metric coarse threads cover M1.6–M30 for steel and M1.6–M24 for stainless steel. Inch UNC, UNF and other thread systems can be supplied according to the required standard or drawing. | | Materials&Finish | Options include stainless steel 304, 316 and other stainless grades; duplex stainless steel, titanium and special alloys; hardened alloy steel, brass, aluminum and nylon. Available finishes include plain, passivated, black oxide, zinc plated or customer-specified coatings. | | Point Styles | Cup point, knurled cup point, flat point, truncated cone point, dog point, oval point, ball point and nylon or brass soft-tip designs. | | Product Types | Headless hex socket set screws are the primary type. Slotted, Torx, Bristol spline, square-head, vented, locking and swivel-tip versions can also be supplied. | | Standards | ISO 4026 for flat point, ISO 4027 for truncated cone point, ISO 4028 for dog point and ISO 4029 for cup point. DIN 913–916 are legacy references; ASTM F912-26 applies to alloy steel inch-series socket set screws. | | ViaWay Global | Reliable Manufacturing Support for Global Industrial Buyers | | Use | Chemical composition and material grade verification. | | CNC Machining | Precision CNC turning, milling, drilling, tapping, and threading for non-standard fasteners, special alloy parts, and custom hardware components. | | Cold forming | Supported for standard and semi-standard fasteners such as bolts, screws, nuts, rivets, and other formed metal parts in suitable quantities. The suitable process will be selected according to material, size, structure, tolerance, and order quantity. | | Hot forging | Available for large-size fasteners, heavy-duty components, and custom hardware parts that require higher strength, durable structure, and further machining after forging. | | Small-Batch Support | Low-volume, trial, and project-based production for custom fasteners, special alloy components, and drawing-based hardware parts before larger repeat orders are supported. | | Stamping & Bending Support | Stamped and bent metal parts such as brackets, clips, plates, pipe clamps, and curtain wall connectors are supported. These parts can be produced according to drawings, samples, dimensions, or project requirements. | | Surface Treatment | Surface treatment options include passivation, pickling, polishing, electro polishing, sand blasting, black oxide, plating, GEOMET, Dacromet and other finishes according to material grade and application requirements. | | Metarials Supports | 304 / 316 / 316L Stainless Steel | | Category | [Set, Grub & Socket Set Screws](https://engineeringhardware.com/fastener-products/screws/set-grub-socket-set-screws/) | ## Technical parameters | Size: | SO metric coarse threads cover M1.6–M30 for steel and M1.6–M24 for stainless steel. Inch UNC, UNF and other thread systems can be supplied according to the required standard or drawing. | | --- | --- | | Materials&Finish: | Options include stainless steel 304, 316 and other stainless grades; duplex stainless steel, titanium and special alloys; hardened alloy steel, brass, aluminum and nylon. Available finishes include plain, passivated, black oxide, zinc plated or customer-specified coatings. | | Point Styles: | Cup point, knurled cup point, flat point, truncated cone point, dog point, oval point, ball point and nylon or brass soft-tip designs. | | Product Types: | Headless hex socket set screws are the primary type. Slotted, Torx, Bristol spline, square-head, vented, locking and swivel-tip versions can also be supplied. | | Standards: | ISO 4026 for flat point, ISO 4027 for truncated cone point, ISO 4028 for dog point and ISO 4029 for cup point. DIN 913–916 are legacy references; ASTM F912-26 applies to alloy steel inch-series socket set screws. | | Trade Terms | EXW, FCA, FOB, CFR , CIF or DDP. | | Sample Service | Available samples can be provided for evaluation. Custom samples may involve material or tooling costs. | | Packing | Bulk packed in cartons, up to 25 kg per carton, with export pallets, waterproof film, wooden cases or customized packaging. | | 304 / 316 / 316L Stainless Steel | General corrosion-resistant stainless steel options for standard and custom fasteners, machinery assembly, marine, outdoor, and industrial use. | | --- | --- | | Duplex 2205 / 2507 | Can be reviewed for chloride, offshore, chemical, desalination, and more demanding corrosion environments when required by project conditions. | | Titanium Alloy | Lightweight and corrosion-resistant material options for selected aerospace, marine, chemical, and precision equipment applications. | | Nickel-Based Superalloys | Inconel 718 / 625 can be reviewed for high-temperature, high-strength, or severe chemical environments. Hastelloy and Monel options can also be reviewed for selected chemical, seawater, and marine applications | | Specialty Stainless & Non-Ferrous Materials | 904L, 310 / 310S, A286, 17-4PH, Nitronic 60, 254SMO, and other project-based materials can be reviewed according to requirements. | | Custom Material on Request | Custom material options can be reviewed according to drawings, samples, standards, or project requirements. Final material selection should be confirmed according to drawings, standards, and service environment. | ## Description Square Head Grub Screw Set Screw is part of our set, grub & socket set screws range (Screws). ### Key details - **Type:** Hex Socket - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Material:** Stainless Steel/Carbon Steel/Special Alloy/Ti - **Grade:** as Required - **Head Style:** Hex Socket - **Groove:** Hex Socket - **Connection:** Common Bolt - **Custom:** Available Available configurations include head style, standard, grade, custom and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 100 pieces at US$0.048 – 6.00 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 Square Head Grub Screw Set Screw? The listed minimum order is 100 pieces, at US$0.048 – 6.00 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 Square Head Grub Screw Set Screw? Type: Hex Socket; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Stainless Steel/Carbon Steel/Special Alloy/Ti; Grade: as Required; Head Style: Hex Socket; Groove: Hex Socket. 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, custom 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 set, grub & socket set screws are available? The Set, Grub & Socket Set Screws category lists 1,721 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/set-grub-socket-set-screws/](https://engineeringhardware.com/fastener-products/screws/set-grub-socket-set-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 Set, Grub & Socket Set Screws →](https://engineeringhardware.com/fastener-products/screws/set-grub-socket-set-screws/) [![Industrial Grade Hexagon Socket Set Screw with Cone Point for CNC Machine Tool Fastening](https://img.engineeringhardware.com/Industrial-Grade-Hexagon-Socket-Set-Screw-with-Cone-Point-for-CNC-Machine-Tool-Fastening.webp)](https://engineeringhardware.com/product/industrial-grade-hexagon-socket-set-screw-with-cone-point-for-cnc-machine-tool/) Set, Grub & Socket Set Screws ### [Industrial Grade Hexagon Socket Set Screw with Cone Point for CNC Machine Tool Fastening](https://engineeringhardware.com/product/industrial-grade-hexagon-socket-set-screw-with-cone-point-for-cnc-machine-tool/) Hexagon Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.024 – 0.036**MOQ 1,000 pieces [![Custom Stainless Steel Set Screws Grub Hex Socket Dog Point 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Round Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.048 – 0.14**MOQ 10 pieces **US$0.048 – 6.00**MOQ 100 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Square%20Head%20Grub%20Screw%20Set%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fsquare-head-grub-screw-set-screw%2F)