M2 M25 M3 M4 M5 M6 M8 DIN7991 Black Grade 10.9 12.9 Hexagon Hex Socket Flat Head Steel Countersunk Screw Bolt Video,Demo, How It Works & Features

Name: M2 M25 M3 M4 M5 M6 M8 DIN7991 Black Grade 10.9 12.9 Hexagon Hex Socket Flat Head Steel Countersunk Screw Bolt
Uploaded: 2026-06-26T18:25:43+08:00
Description: Watch the M2 M25 M3 M4 M5 M6 M8 DIN7991 Black Grade 10.9 12.9 Hexagon Hex Socket Flat Head Steel Countersunk Screw Bolt video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.

2026-07-22 4110

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Product Specifications

Model NO.:

Hex Countersunk Socket Head Bolt

Material:

Carbon Steel

Type:

Hexagon Head

Connection:

Common Bolt

Head Style:

Hexagonal

Standard:

DIN

Grade:

12.9

Application:

Machinery, Chemical Industry, Environmental, Building

Finish:

Blue-White Zinc Plated

Size:

M6, M8, M10, M12, M20, M48

Coating:

Plain,Black Oxide, Zinc Plated(Clear/Blue/Yellow/B

Diameter:

M6, M8, M10, M12, M20, M48, 1/2"

Length:

10, 20, 40, 60, 1"

Lead Time:

15-60 Days

Sample:

Accepted

Using:

Right Hand Threads

Surface Treatment:

Zinc Plated, Black Oxide, Copper Plating...

Thread:

Full Threaded

Payment Term:

Tt 50% Deposit

Area:

Industry, Machine, Building

Production:

Standard/Customized

Packing:

Carton and Pallet

Shipping Method:

Express, Air, Sea, Train

Head Type:

Hex Head, Hex Socket Head, Flange Head

Trademark:

G&T

Transport Package:

Plastic Bag+ Carton+Wood Pallet

Specification:

1/4"-4", M4-M100

Origin:

Shanghai, China

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