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Screws › Security & Tamper-Resistant Screws

Stainless Steel M3m4m5m6 Thread Triangle Drive Security Screw

Updated 2026-11-04 · Markdown version

Model no. M3-M6

US$0.096 – 0.12 / piece

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

Head Style: Counter Sunk Bolt
Standard: DIN, ANSI, GB, JIS
Grade: 4.8
Size: M3-M6
Color: Silvery
Material: Stainless Steel
Diameter: From M3-6
Packing: In carton

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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

Model NO.	M3-M6
Connection	Common Bolt
Head Style	Counter Sunk Bolt
Standard	DIN, ANSI, GB, JIS
Grade	4.8
Size	M3-M6
Service	Customized OEM
Color	Silvery
Application	Machinery,Chemical Industry, Environ Mental,Build
Transport Package	25kg/Carton, 36 Carton/Pallet.
Specification	DIN, GB, JISB, ISO, ANSI/ASME B, W. S. W
Origin	China
HS Code	7318160000
Production Capacity	8000 Tons Per Year
Customization	Available
Material	Stainless Steel
Type	Countersunk Head
Diameter	From M3-6
Packing	In carton
ABOUT US	Wellbolt is an excellent fasteners & metal production manufacturer and exporter in China,from the beginning of the production of bolts and screws, established its full range fastener distribution line 3 years later.
All our processes strictly adhere to ISO9001	2008 procedures. We have strict quality control from producing to
Standard parts	7-15days
Non-standard parts	15-25days
Category	Security & Tamper-Resistant Screws

Technical parameters

Diameter:	From M3-6
Material	Carbon steel, alloy steel, Stainless steel A2/A4.
Coating	ZP, Black, HDG, Dacromet, Geomet, etc.
Packing:	In carton
MOQ	about 300 Kgs
Production capacity	About 600 Tons per Month

Description

Stainless Steel M3m4m5m6 Thread Triangle Drive Security Screw is part of our security & tamper-resistant screws range (Screws).

Key details

Type: Countersunk Head
Standard: DIN, ANSI, GB, JIS
Material: Stainless Steel
Grade: 4.8
Size: M3-M6
Diameter: From M3-6
Head Style: Counter Sunk Bolt
Connection: Common Bolt

Available configurations include head style, standard, grade, size and color. 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$0.096 – 0.12 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 Stainless Steel M3m4m5m6 Thread Triangle Drive Security Screw?

The listed minimum order is 1,000 pieces, at US$0.096 – 0.12 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 Stainless Steel M3m4m5m6 Thread Triangle Drive Security Screw?

Type: Countersunk Head; Standard: DIN, ANSI, GB, JIS; Material: Stainless Steel; Grade: 4.8; Size: M3-M6; Diameter: From M3-6. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, size and color. 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 security & tamper-resistant screws are available?

The Security & Tamper-Resistant Screws category lists 619 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/security-tamper-resistant-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$0.096 – 0.12MOQ 1,000 piecesGet a quote WA