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Square Head Grub Screw Set Screw

Updated 2026-11-04 · Markdown version

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.

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

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/

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

More about us → · Request a sample or custom quote →

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US$0.048 – 6.00MOQ 100 piecesGet a quote WA