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Bolts › Countersunk, Plow & Elevator Bolts

Hardware DIN7991 Black 12.9 Hexagon Socket Countersunk Head Bolts

Updated 2026-11-03 · Markdown version

US$0.91 – 5,914 / piece

MOQ 2,000 pieces · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Hexagon Socket
Standard: DIN, GB
Grade: Stainless Steel
Finish: Original
Thread: Full Thread
Color: Plain
Package Size: 14.50cm * 12.50cm * 8.50cm

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

Material	Stainless Steel
Type	Countersunk Head
Connection	Common Bolt
Head Style	Hexagon Socket
Standard	DIN, GB
Grade	Stainless Steel
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Original
Customization	Available
Thread	Full Thread
Service	OEM/ODM
Color	Plain
Transport Package	Carton
Specification	Customized
Origin	China
Package Size	14.50cm * 12.50cm * 8.50cm
Package Gross Weight	5.000kg
Size	M5, M6, M8, M10, M12, M14, M16, M18, M20
Length	8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
Category	Countersunk, Plow & Elevator Bolts

Technical parameters

Standard Code	Material Category	Diameter Range	Range Of Sizes
DIN 7991	Carbon steel, Alloy steel, Stainless steel	M3 – M24	6 – 200 mm (typical)
ISO 10642	Carbon steel, Alloy steel, Stainless steel	M2 – M20	6 – 200 mm (typical)
GB/T 70.3	Carbon steel, Alloy steel, Stainless steel	M2 – M20	6 – 100 mm (common)
GB/T 2673.1	Carbon steel, Alloy steel, Stainless steel	M2 – M10	6 – 80 mm (common)

Customization	Available
Material	Stainless Steel
Connection	Common Bolt
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Polishing
Thread	Full Thread
Service	OEM/ODM
Delivery	15-20 Days
Payment	T/T, L/C, DP,and so on
Color	Plain
Transport Package	Carton
Specification	Customize
Origin	China

Description

Hardware DIN7991 Black 12.9 Hexagon Socket Countersunk Head Bolts is part of our countersunk, plow & elevator bolts range (Bolts).

Key details

Type: Countersunk Head
Standard: DIN, GB
Material: Stainless Steel
Grade: Stainless Steel
Size: M5, M6, M8, M10, M12, M14, M16, M18, M20
Thread: Full Thread
Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
Head Style: Hexagon Socket

Available configurations include material, head style, standard, grade and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 2,000 pieces at US$0.91 – 5,914 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 Hardware DIN7991 Black 12.9 Hexagon Socket Countersunk Head Bolts?

The listed minimum order is 2,000 pieces, at US$0.91 – 5,914 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 Hardware DIN7991 Black 12.9 Hexagon Socket Countersunk Head Bolts?

Type: Countersunk Head; Standard: DIN, GB; Material: Stainless Steel; Grade: Stainless Steel; Size: M5, M6, M8, M10, M12, M14, M16, M18, M20; Thread: Full Thread. 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 finish. 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, plow & elevator bolts are available?

The Countersunk, Plow & Elevator Bolts category lists 533 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/bolts/countersunk-plow-elevator-bolts/

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$0.91 – 5,914MOQ 2,000 piecesGet a quote WA