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Screws › Countersunk & Flat-Head Machine Screws

Product: SS316 Square Socket Countersunk Head Cutting Point Deck Wood Screw

Updated 2026-11-04 · Markdown version

Model no. Hysls0129

US$0.012 – 0.12 / piece

MOQ 10,000 pieces · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Flat Countersunk (Csk) Head
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: A2-70, A4-70 Stainless Steel
Customized: Yes
Thread Specification: Metric Full Machine Thread
Surface Treatment: Plain, Black Oxide, Zinc Plated, HDG, Geomet
Tolerance Grade: ISO 2768 Standard Fastener Tolerance

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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	Torx Security Flat Countersunk Machine Screw
Model NO.	Hysls0129
Groove	Tamper-Proof Torx Flower Recess Drive
Connection	Common Bolt
Head Style	Flat Countersunk (Csk) Head
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	A2-70, A4-70 Stainless Steel
Customized	Yes
Drawing	Yes
Application	Machinery, Equipment, Construction Hardware
Process	Cold Forging, Precision Thread Rolling
Service	OEM&ODM, Free Stock Samples, Fast Lead Time
Thread Specification	Metric Full Machine Thread
Surface Treatment	Plain, Black Oxide, Zinc Plated, HDG, Geomet
Tolerance Grade	ISO 2768 Standard Fastener Tolerance
Corrosion Resistance	SS304/316 Long Anti-Corrosion
Knurl Specification	N/a
Key Features	304/316 Tamper-Proof Torx Csk Machine Screw
Transport Package	Polybag+Export Strong Carton
Specification	M2~M64, Custom Drawing Sizes
Origin	China
HS Code	7318160000
Production Capacity	100ton/Month
Package Size	30.00cm * 20.00cm * 20.00cm
Package Gross Weight	0.500kg
Non-standard parts	15-25days
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Item	Details
Full Product Name	Stainless Steel Tamper-Proof Torx Security Flat Countersunk (CSK) Machine Screw
Main Material	Stainless Steel SS304 & SS316
Mechanical Performance Grade	A2-70 for 304 stainless steel, A4-70 for 316 stainless steel
Drive Recess Type	Tamper-Proof Pin Torx (Anti-theft Security Torx)
Head Shape	Flat Countersunk Head (CSK), allows flush hidden installation
Fastener Type	Standard Common Machine Bolt / Machine Screw
Supported Global Standards	DIN, GB, ANSI, BSW, JIS, GOST, multi-standard interchangeable
Standard Metric Size Range	M2 ~ M64
Custom Size Option	Custom non-standard dimensions available based on customer engineering drawings
Thread Specification	Full Metric Machine Thread, high-precision rolled thread
Manufacturing Process	Cold Forging Forming + Precision Thread Rolling
Multiple Surface Treatment Options	Plain Silver Original Finish, Black Oxide, Zinc Plated, HDG Hot-dip Galvanized, Custom Anti-rust Coatings
Dimensional Tolerance Standard	ISO 2768 General Tolerance Standard for Fasteners
Anti-Corrosion Performance	SS304/316 stainless steel base, long-term rust & corrosion resistance for outdoor & humid working environments
Knurl Structure	N/A, no knurl design on this security screw series
Customization Service	Complete customization support for size, surface, logo and package
Drawing Customization	Accept mass production strictly following customer technical drawings
Comprehensive Business Services	OEM & ODM customization, free stock samples, fast production & delivery lead time
Main Application Industries	General Machinery, Industrial Equipment, Building Construction, Cabinet Hardware, Public Anti-theft Facilities, Marine Equipment
Export Transport Packaging	Inner Polybag + Heavy-duty Export Corrugated Carton for long-distance sea & land shipment
Registered Brand	HYS; Custom laser engraving brand/logo on screw head is acceptable
Country of Origin	China
Core Product Advantages	1. Pin torx anti-disassembly design to stop unauthorized dismounting 2. Countersunk head realizes smooth hidden assembly without protruding 3. Wide size range from M2 to M64, covers light & heavy-duty installation demands 4. Diverse surface treatments to match different corrosion resistance requirements 5. Multi-national standard compliance, easy matching with global equipment parts
Negotiable Business Terms	Unit price, minimum order quantity, production cycle and packaging scheme are all negotiable

Description

Product: SS316 Square Socket Countersunk Head Cutting Point Deck Wood Screw is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Torx Security Flat Countersunk Machine Screw
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Stainless Steel
Grade: A2-70, A4-70 Stainless Steel
Head Style: Flat Countersunk (Csk) Head
Groove: Tamper-Proof Torx Flower Recess Drive
Surface Treatment: Plain, Black Oxide, Zinc Plated, HDG, Geomet
Connection: Common Bolt

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 10,000 pieces at US$0.012 – 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 Product: SS316 Square Socket Countersunk Head Cutting Point Deck Wood Screw?

The listed minimum order is 10,000 pieces, at US$0.012 – 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 Product: SS316 Square Socket Countersunk Head Cutting Point Deck Wood Screw?

Type: Torx Security Flat Countersunk Machine Screw; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Stainless Steel; Grade: A2-70, A4-70 Stainless Steel; Head Style: Flat Countersunk (Csk) Head; Groove: Tamper-Proof Torx Flower Recess Drive. 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 customized. 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 & flat-head machine screws are available?

The Countersunk & Flat-Head Machine Screws category lists 2,424 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-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 →

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US$0.012 – 0.12MOQ 10,000 piecesGet a quote WA