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Screws › Countersunk & Flat-Head Machine Screws

Stainless Steel 304 316 Countersunk Flat Head Screws for Machines

Updated 2026-11-04 · Markdown version

Model no. Countersunk Head Screws

US$0.03610,000–49,999 pieces

US$0.02450,000+ pieces

MOQ 10,000 pieces · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Counter Sunk Bolt
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: 4.8
Package Size: 15.00cm * 15.00cm * 20.00cm

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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	Stainless Steel
Type	Countersunk Head
Model NO.	Countersunk Head Screws
Groove	Cross
Connection	Common Bolt
Head Style	Counter Sunk Bolt
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	4.8
Transport Package	Paper Box
Specification	M5 M6 M8 M10
Origin	China
HS Code	731815909
Production Capacity	1000 Tons/Month
Package Size	15.00cm * 15.00cm * 20.00cm
Package Gross Weight	2.000kg
Lead Time	10 days (1 - 10000 Pieces) To be negotiated ( > 10000 Pieces)
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Product Name	Countersunk Head Screws
Material	Stainless Steel
Head Style	Countersunk Flat Head
Surface	Nickel Plated / Black Nickel Plated / White Zinc Plated
Specification	M6 M8 M10 M12 M16
Diameter	M3-M10,according to customer requirements
Length	4mm-100mm
Standard	ISO,JIS,GB,ANSI,BSW,DIN or non standard as customized
Heat Treatment	Tempering,Hardening,Spheroidizing,Stress Relieving.

Description

Stainless Steel 304 316 Countersunk Flat Head Screws for Machines is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Countersunk Head
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Stainless Steel
Grade: 4.8
Head Style: Counter Sunk Bolt
Groove: Cross
Connection: Common Bolt

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 10,000 pieces at US$0.024 – 0.036 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 Stainless Steel 304 316 Countersunk Flat Head Screws for Machines?

The listed minimum order is 10,000 pieces, at US$0.024 – 0.036 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$0.036 for 10,000–49,999 pieces; US$0.024 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 Stainless Steel 304 316 Countersunk Flat Head Screws for Machines?

Type: Countersunk Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Stainless Steel; Grade: 4.8; Head Style: Counter Sunk Bolt; Groove: Cross. 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 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 →

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US$0.024 – 0.036MOQ 10,000 piecesGet a quote WA