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Screws › Countersunk & Flat-Head Machine Screws

M4 Stainless Steel Screws – Compact Options for Electronics Assembly

Updated 2026-11-04 · Markdown version

Model no. Stainless Steel Screw

US$0.181,000–4,999 pieces

US$0.0965,000–9,999 pieces

US$0.07210,000–49,999 pieces

US$0.0650,000+ pieces

MOQ 1,000 pieces · Final price confirmed in your quote

Material: Brass
Head Style: Square
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: 10.9
Material Types: Stainless Steel 304 / 316 / 410
Grades - 01: 304L/316L (Low Carbon Versions)
Grades - 02: High-Strength Grades (A4)
Screw Diameter Specifications: M3/M4/M5/M6/M8 and Other Metric and Imperial Sizes

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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	Brass
Type	Countersunk Head
Model NO.	Stainless Steel Screw
Groove	Cross
Connection	Common Bolt
Head Style	Square
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	10.9
Product Name	Stainless Steel Screws
Material Types	Stainless Steel 304 / 316 / 410
Grades - 01	304L/316L (Low Carbon Versions)
Grades - 02	High-Strength Grades (A4)
Screw Diameter Specifications	M3/M4/M5/M6/M8 and Other Metric and Imperial Sizes
Length	Available Lengths From 5mm to 200mm
Pitch	Fine Thread and Coarse Thread Options
Head Types	Flat Head/Pan Head/Countersunk Head/Hex Socket
Thread Types	Unc / Unf (Imperial Standards)
Thread Type	M (Metric Standards) / Self-Tapping
Tensile Strength	Typically Specified as 500MPa, 800MPa, etc.
Corrosion Resistance	Specific Performance Ratings for Marine/Chemical
Surface Treatment	Galvanized / Coated / Other Finishing Options
Special Requirements	Low Carbon/High-Temperature Resistance
Certification Requirements	ISO 9001 / RoHS / CE Certificates
Transport Package	Export-Compliant Packing/Moisture-Proof Packaging
Specification	Negotiable According to Buyer's Needs
Origin	Zhejiang, China
Production Capacity	5000000 Pieces/Year
Package Size	10.00cm * 10.00cm * 10.00cm
Package Gross Weight	2.000kg
PREMIUM QUALITY MATERIALS	Our stainless steel screws, available in grades 304 and 316, provide exceptional corrosion resistance, ensuring long-lasting performance even in challenging environments.
DIAMETER AND LENGTH	Tailor the size to your exact specifications, whether it's M3, M5, or M8.
Head Types and Threading	Choose from various head styles (flat, pan, or hex) and thread types (fine or coarse) to suit your application.
SURFACE TREATMENTS	Select from galvanized, coated, or untreated surfaces based on your corrosion resistance needs.
Rapid Turnaround and Competitive Pricing	With our efficient manufacturing processes, we ensure timely delivery without compromising on quality.
LOCAL KNOWLEDGE AND SUPPORT	Our dedicated team understands the local market dynamics and is committed to meeting your specifications. We collaborate closely with our Indian partners to ensure our products align perfectly with local procurement standards and practices.
QUALITY ASSURANCE	Our products undergo strict quality control measures, ensuring that every batch meets international standards. You can trust us to deliver products that are not only reliable but also compliant with industry certifications.
Size	M5x10mm-M100x3000mm
Finish	Passivation,zinc plating,black,plain, HDG,Yellow zinc plated,chromed,nickel plated .
Sample	Avaliable
Standard parts	7-15 days Non-standard parts: 15- 25 days We will make the delivery as soon as possible with the guaranteed quality.
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

OEM & ODM CUSTOM STANDARD AND NON-STANDARD FASTENER
Standard:	GB, DIN, ISO, JIS
Material:	A2 A4 314 316 Stainless Steel / Low Carbon Steel/Medium Carbon Steel/Alloy Steel
Size:	M5x10mm-M100x3000mm
Finish:	Passivation,zinc plating,black,plain, HDG,Yellow zinc plated,chromed,nickel plated .
Production Capacity:	300 Tons/month
Sample:	Avaliable

Specification	Details
Material Types	Stainless Steel 304 / 316 / 410
Grades	304L / 316L (low carbon versions) / High-Strength Grades (A4)
Screw Specifications
Diameter	M3 / M4 / M5 / M6 / M8 and other metric and imperial sizes
Length	Available lengths from 5mm to 200mm
Pitch	Fine thread and coarse thread options
Head Types	Flat Head / Pan Head / Countersunk Head / Phillips Head / Hex Socket
Thread Types	UNC / UNF (imperial standards) / M (metric standards) / Self-Tapping
Tensile Strength	Typically specified as 500MPa, 800MPa, etc.
Corrosion Resistance	Specific performance ratings for marine or chemical environments
Surface Treatment	Galvanized / Coated / Other finishing options
Packaging	Export-compliant packing / Moisture-proof packaging / Bulk or specific packaging
Certification Requirements	ISO 9001 / ROHS / CE certificates
Special Requirements	Low carbon / High-temperature resistance / Special alloy compositions

Description

M4 Stainless Steel Screws – Compact Options for Electronics Assembly is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Countersunk Head
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Brass
Grade: 10.9
Size: M5x10mm-M100x3000mm
Length: Available Lengths From 5mm to 200mm
Head Style: Square
Groove: Cross

Available configurations include material, head style, standard, grade and material types. 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$0.06 – 0.18 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 M4 Stainless Steel Screws – Compact Options for Electronics Assembly?

The listed minimum order is 1,000 pieces, at US$0.06 – 0.18 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$0.18 for 1,000–4,999 pieces; US$0.096 for 5,000–9,999 pieces; US$0.072 for 10,000–49,999 pieces; US$0.06 for 50,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of M4 Stainless Steel Screws – Compact Options for Electronics Assembly?

Type: Countersunk Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Brass; Grade: 10.9; Size: M5x10mm-M100x3000mm; Length: Available Lengths From 5mm to 200mm. 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 material types. 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/

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 →

Request a quote for this product

US$0.06 – 0.18MOQ 1,000 piecesGet a quote WA