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Screws › Countersunk & Flat-Head Machine Screws

Trade Assurance DIN 7991 Countersunk Flat Head Anodized Aluminum Screws

Updated 2026-11-04 · Markdown version

Model no. DIN7991

US$0.1210,000–49,999 pieces

US$0.093650,000–99,999 pieces

US$0.0432100,000–199,999 pieces

US$0.0144200,000+ pieces

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

Material: Aluminum
Head Style: Round
Standard: DIN, GB, ANSI, JIS
Grade: 7075
Surface Treatment: Zinc, Power Coating, Black Oxide, Dacromet, etc
Thread: Coarse or Fine

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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	Aluminum
Type	Countersunk Head
Model NO.	DIN7991
Groove	Hexagon
Connection	Common Bolt
Head Style	Round
Standard	DIN, GB, ANSI, JIS
Grade	7075
Certification	ISO, RoHS, CE
Delivery	Sea Freight, Air, Train, Express
Service	Support Customized Service
Samples	Free If It Is Available
Surface Treatment	Zinc, Power Coating, Black Oxide, Dacromet, etc
Inspection	Optical Screening Instrument
Delivery Time	10-15 Working Days
Thread	Coarse or Fine
Transport Package	Plastic Bag, Boxes and Cartons, Pallets, Customize
Specification	M2-M24
Origin	China
HS Code	7318159090
Production Capacity	2000000pieces/Year
Answer	Small orders can be supported if the product is in stock.
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Standard	DIN7991
Size	M2-M24
Material	Carbon Steel, Stainless Steel, Duplex, etc
Plating	Zinc, Dacromet, Geomet, Ruspert, HDG, etc
Note	Free samples but freight cost is paid by customers(when sample is in stock) Sample fee (when samples need to be customized)

Description

Trade Assurance DIN 7991 Countersunk Flat Head Anodized Aluminum Screws is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Countersunk Head
Standard: DIN, GB, ANSI, JIS
Material: Aluminum
Grade: 7075
Thread: Coarse or Fine
Head Style: Round
Groove: Hexagon
Surface Treatment: Zinc, Power Coating, Black Oxide, Dacromet, etc

Available configurations include material, head style, standard, grade and surface treatment. 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$0.0144 – 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 Trade Assurance DIN 7991 Countersunk Flat Head Anodized Aluminum Screws?

The listed minimum order is 10,000 pieces, at US$0.0144 – 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.

How does the price change with quantity?

Volume pricing: US$0.12 for 10,000–49,999 pieces; US$0.0936 for 50,000–99,999 pieces; US$0.0432 for 100,000–199,999 pieces; US$0.0144 for 200,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Trade Assurance DIN 7991 Countersunk Flat Head Anodized Aluminum Screws?

Type: Countersunk Head; Standard: DIN, GB, ANSI, JIS; Material: Aluminum; Grade: 7075; Thread: Coarse or Fine; Head Style: Round. 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 surface treatment. 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

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US$0.0144 – 0.12MOQ 10,000 piecesGet a quote WA