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Premium Black Flat Head Hex Socket Countersunk Allen Screws

Updated 2026-11-04 · Markdown version

Model no. Self Tapping Allen Screws

US$0.012 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

Material: Steel
Head Style: Hexagonal
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: 8.8
Length: 4mm-40mm
Head Type: Flat
Color: Black
Package Size: 2.00cm * 2.00cm * 1.00cm

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	Steel
Type	Flat
Model NO.	Self Tapping Allen Screws
Groove	Hexagon
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	8.8
Length	4mm-40mm
Application	Building, Wood , Gypsum Board,Sheetrock
Head Type	Flat
Screw Type	Self-Tapping Screws
Color	Black
Transport Package	Plastic Bags, Boxes, Cardboard Boxes, Wooden Palle
Specification	M2 M2.3 M2.5 M2.6 M3 M4 M5 M6
Origin	Tianjin
HS Code	7318140090
Production Capacity	12000ton/Year
Package Size	2.00cm * 2.00cm * 1.00cm
Package Gross Weight	0.006kg
Lead Time	10 days (1 - 3 Pieces) To be negotiated ( > 3 Pieces)
Category	Socket Head Cap & Allen Screws

Technical parameters

Specification
Thread size	Length(mm)
M2	12	4	25	35	10	6	8	16	20	30	40	5
M2.3	12	4	25	35	10	6	8	16	20	30	40	5
M2.5	12	4	25	35	10	6	8	16	20	30	40	5
M2.6	12	4	25	35	10	6	8	16	20	30	40	5
M3	12	4	25	35	10	6	8	16	20	30	40	5
M4	12	4	25	35	10	6	8	16	20	30	40	5
M5	12	4	25	35	10	6	8	16	20	30	40	5
M6	12	4	25	35	10	6	8	16	20	30	40	5

Products	Self Tapping Screws
Material	Carbon Steel
Standard	DIN7991
Sizes	M2 M2.3 M2.5 M2.6 M3 M4 M5 M6
Finish	Black Oxide
Grade	8.8 Grade
Head Type	Hex Countersunk Head
Thread	Self Tapping
Usage	Wood, Sheet Metal ,Construction,Furniture,Building,Electronic
Packing	Poly bags,Box,Cartons,Wooden Pallets

Description

Premium Black Flat Head Hex Socket Countersunk Allen Screws is part of our socket head cap & allen screws range (Screws).

Key details

Type: Flat
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Steel
Grade: 8.8
Length: 4mm-40mm
Head Type: Flat
Head Style: Hexagonal
Groove: Hexagon

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 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 Premium Black Flat Head Hex Socket Countersunk Allen Screws?

The listed minimum order is 1,000 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 Premium Black Flat Head Hex Socket Countersunk Allen Screws?

Type: Flat; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Steel; Grade: 8.8; Length: 4mm-40mm; Head Type: Flat. 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 length. 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 socket head cap & allen screws are available?

The Socket Head Cap & Allen Screws category lists 2,042 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-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

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.012MOQ 1,000 piecesGet a quote WA