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Bolts › Countersunk, Plow & Elevator Bolts

DIN7991 Hex Socket Countersunk Screws Bolt

Updated 2026-11-03 · Markdown version

Model no. DIN7991

US$0.012 / piece

MOQ 500 pieces · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Grade: 8.8
Finish: Hot Galvanizing
Size: M4--M100
Surface treament: Black,zinc plated,zinc(yellow)plated,H.D.G etc,Dacroment
Packing: 25kgs per box,36 boxes per pallet,900kgs per pallet.

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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.	DIN7991
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, BSW, GOST
Grade	8.8
Application	Machinery
Finish	Hot Galvanizing
Transport Package	25kgs Per Box, 36box Per Pallet, 900kgs Per Pallet
Specification	M4-M100
Origin	Ningbo. Zhejiang. China
HS Code	7318150000
Production Capacity	1500 Ton/Month
Size	M4--M100
Surface treament	Black,zinc plated,zinc(yellow)plated,H.D.G etc,Dacroment
Packing	25kgs per box,36 boxes per pallet,900kgs per pallet.
Sample	Sample are free.
Best Competitive Advantages	1.OEM Accepted
Category	Countersunk, Plow & Elevator Bolts

Technical parameters

Standard:	Hex Socket Countersunk Screws DIN7991
Grade:	4.8,8.8,10.9,12.9
Size:	M4--M100
Surface treament:	Black,zinc plated,zinc(yellow)plated,H.D.G etc,Dacroment
Material:	Carbon steel, SCM435, SS304/316, etc
Packing:	25kgs per box,36 boxes per pallet,900kgs per pallet.
Sample:	Sample are free.

Description

DIN7991 Hex Socket Countersunk Screws Bolt is part of our countersunk, plow & elevator bolts range (Bolts).

Key details

Type: Countersunk Head
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Material: Stainless Steel
Grade: 8.8
Size: M4–M100
Head Style: Hexagonal
Finish: Hot Galvanizing
Connection: Common Bolt

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 500 pieces at US$0.012 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 DIN7991 Hex Socket Countersunk Screws Bolt?

The listed minimum order is 500 pieces, at US$0.012 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 DIN7991 Hex Socket Countersunk Screws Bolt?

Type: Countersunk Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Stainless Steel; Grade: 8.8; Size: M4--M100; Head Style: Hexagonal. 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

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US$0.012MOQ 500 piecesGet a quote WA