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Bolts › Countersunk, Plow & Elevator Bolts

DIN7991 A4-70 Countersunk Head Screw Flat Head Hexagon Socket Bolts

Updated 2026-11-03 · Markdown version

Model no. DIN7991

US$0.28 / piece

MOQ 500 pieces · Final price confirmed in your quote

Material: Carbon Steel
Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Grade: 4,6,8,10
Package Size: 27.00cm * 26.00cm * 15.00cm
Customized: If you have drawing or samples, we can as your requirment to product. Welcome to your early reply.

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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	Carbon Steel
Type	Hexagon Head
Model NO.	DIN7991
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Grade	4,6,8,10
Transport Package	25kgs Per Box,36 Boxes Per Pallet,900kgs Per Palle
Specification	"3/8--3"
Origin	Ningbo, China
HS Code	7318150000
Production Capacity	1500ton/Month
Package Size	27.00cm * 26.00cm * 15.00cm
Package Gross Weight	0.200kg
Packaging&Shipping	Packing Size
FRQ	Do YPH accept
Customized	If you have drawing or samples, we can as your requirment to product. Welcome to your early reply.
Company Information	Ningbo YiPian Hong Fastener Co., Ltd is a professional fastener manufacturer and exporter of China fastener, also is one member of China Fastener Association.
Category	Countersunk, Plow & Elevator Bolts

Technical parameters

Packing Size	25kgs Per Box,36 Box Per Pallet,900 Kgs Per Pallet
Delivery Time	30-45 days

Ningbo YiPian Hong Fastener Co., Ltd is a professional fastener manufacturer and exporter of China fastener, also is one member of China Fastener Association.We are proficiently engaged in manufacturing various kinds of high strength bolts, nuts and thread rods with a yearly capacity of 30,000 tons and an annual turnover of 300 million Yuan.Our products include standards of ANSI/ASTM, DIN, BS, ISO

Description

DIN7991 A4-70 Countersunk Head Screw Flat Head Hexagon Socket Bolts is part of our countersunk, plow & elevator bolts range (Bolts).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Carbon Steel
Grade: 4,6,8,10
Head Style: Hexagonal
Connection: Common Bolt
Packaging&Shipping: Packing Size
FRQ: Do YPH accept

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 500 pieces at US$0.28 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 A4-70 Countersunk Head Screw Flat Head Hexagon Socket Bolts?

The listed minimum order is 500 pieces, at US$0.28 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 A4-70 Countersunk Head Screw Flat Head Hexagon Socket Bolts?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 4,6,8,10; Head Style: Hexagonal; Connection: Common Bolt. 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, 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$0.28MOQ 500 piecesGet a quote WA