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Screws › Countersunk & Flat-Head Machine Screws

Wholesales Vented Flat Head Screw Button Head Vented Screw Thread Rolling Hollow Screws with Hole in Middle Stainless Steel Hollow Titanium Screw

Updated 2026-11-04 · Markdown version

Model no. socket vented screw

US$0.725,000–9,999 pieces

US$0.4810,000+ pieces

MOQ 5,000 pieces · Final price confirmed in your quote

Material: Stainless Steel, Carbon Steel,Steel,
Head Style: Hexagonal
Standard: DIN, GB, ANSI, ANSI ISO
Grade: A2-70 A4-70
Hexagon Height: 2.1mm,2.8mm or Customized
Package Size: 24.00cm * 20.00cm * 20.00cm
Size: Hollow hex vented screw, metric M3-M48 & inch sizes. Full/half thread, through/blind vent hole, standard DIN/ANSI/ISO with customizable length.
Surface Treatment: Multiple finishes including zinc plating, passivation, black oxide and nickel plating.

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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, Carbon Steel,Steel,
Type	Vented Screws
Model NO.	socket vented screw
Groove	Hexagon Head
Connection	Through Hole
Head Style	Hexagonal
Standard	DIN, GB, ANSI, ANSI ISO
Grade	A2-70 A4-70
Product Name	Vented Cap Head Screws
Sample	as Per Request
OEM	Acceped
Quality	High Quality
Screw Type	Hollow Screws
Hole Dia.	1.5mm,2.0mm or Customized
Hexagon Height	2.1mm,2.8mm or Customized
Feature	Heavy Tensile Strength,Corrosion Resistant,etc;
MOQ	500 PCS
Delivery Time	30-40 Working Days
Core Process	Cold Forming,Thread Rolling,CNC Turning,etc;
Transport Package	Carton+Pallet
Specification	M6/M8/M10/M12/M16 or Customized
Origin	China
Package Size	24.00cm * 20.00cm * 20.00cm
Package Gross Weight	1.000kg
Size	Hollow hex vented screw, metric M3-M48 & inch sizes. Full/half thread, through/blind vent hole, standard DIN/ANSI/ISO with customizable length.
Surface Treatment	Multiple finishes including zinc plating, passivation, black oxide and nickel plating.
Quality Control	Strict dimensional inspection with plus-minus 0.002mm tolerance. RoHS & ISO 9001 certified;
Custom Service	Support non-standard drawing customization, special hole diameter and strength grades. Provide sample testing and fast bulk order delivery.
Application	Ideal for vacuum equipment, semiconductors, automotive, aerospace and mold machinery,air exhaust assembly;
Finish	Plain,Passivated
Thread Sizes	M2- M20, etc
Thread Length	Standard Length or Customized
Hole Diameter	1.5mm,2.0mm or Customized
Hexagon Heigth	2.8mm or Customized
Head Type	Socket Cap Head,Flat head,Headless,Round head,Hexagon Head,etc;
Min. order quantity	1000 Pcs
Package	Small plastic bag packaging, small carton box packing, or bulk carton packing, or according to customer's requirements.
Process	Precision CNC machining & cold heading, accurate 2-hole positioning, anti-slippage & anti-violent removal.
Vacuum Application	Suitable for vacuum systems and fluid applications due to vent hole design.
High Tensile Strength	Ensures durability and reliability under stress conditions.
Customizable Sizes	Available in various diameters up to 30mm, accommodating diverse industrial needs.
DIN933 Standard	Meets international quality standards for precision and performance.
Stainless Steel Construction	Resistant to corrosion, ideal for demanding environments.
Quick Release Design	Easy and fast attachment and detachment for convenient use.
Customizable Dimensions	Choose from various lengths and diameters for specific applications.
Spring-Loaded Mechanism	Ensures smooth operation and reliable locking.
Various Head Shapes	Different handle types for versatile installation options.
Logo	High Tension and Laser Logo Printing passivated shank/anodized black or colorful handles
Thread Diameter	M3 (3mm),M4 (4mm),M5 (5mm),M6 (6mm), M8 (8mm), M10 (10mm), M12 (12mm), M16 (16mm)
Very Strong	Provides high structural integrity for heavy-duty applications.
Steel & Stainless Steel	Durable materials for long-lasting performance.
Various Sizes	Accommodates different applications and needs.
Q235 Ground Screw	Ensures durability and stability in various construction materials.
Easy Install	Simplifies installation process with pre-drilled holes.
Removable	Allows for future modifications and maintenance.
RoHS Certified	Meets international safety standards for electronic components.
Accepted Delivery Terms	FOB,CFR,CIF,EXW,DDU,Express Delivery;
Accepted Payment Currency	USD,EUR,CAD,HKD,GBP,CNY;
Accepted Payment Type	T/T,L/C,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Item	Value
Product Name	Vacuum Hex Head Cap Vented Screws
Material:	Stainless steel 304 316
Finish:	Plain,Passivated
Thread Sizes:	M2- M20, etc
Thread Length:	Standard Length or Customized
Hole Diameter:	1.5mm,2.0mm or Customized
Hexagon Heigth:	2.8mm or Customized
Standard	DIN 933
Head Type:	Socket Cap Head,Flat head,Headless,Round head,Hexagon Head,etc;
Core Process	Thread Rolling,High Precision Cold Forming,CNC Turning,etc;
OEM	Provided oem services
Certification	ISO
Min. order quantity:	1000 Pcs
Package:	Small plastic bag packaging, small carton box packing, or bulk carton packing, or according to customer's requirements.

Description

Wholesales Vented Flat Head Screw Button Head Vented Screw Thread Rolling Hollow Screws with Hole in Middle Stainless Steel Hollow Titanium Screw is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Vented Screws
Standard: DIN, GB, ANSI, ANSI ISO
Material: Stainless Steel, Carbon Steel,Steel,
Grade: A2-70 A4-70
Head Type: Socket Cap Head,Flat head,Headless,Round head,Hexagon Head,etc;
Head Style: Hexagonal
Groove: Hexagon Head
Surface Treatment: Multiple finishes including zinc plating, passivation, black oxide and nickel plating.

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 5,000 pieces at US$0.48 – 0.72 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 Wholesales Vented Flat Head Screw Button Head Vented Screw Thread Rolling Hollow Screws with Hole in Middle Stainless Steel Hollow Titanium Screw?

The listed minimum order is 5,000 pieces, at US$0.48 – 0.72 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.72 for 5,000–9,999 pieces; US$0.48 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Wholesales Vented Flat Head Screw Button Head Vented Screw Thread Rolling Hollow Screws with Hole in Middle Stainless Steel Hollow Titanium Screw?

Type: Vented Screws; Standard: DIN, GB, ANSI, ANSI ISO; Material: Stainless Steel, Carbon Steel,Steel,; Grade: A2-70 A4-70; Head Type: Socket Cap Head,Flat head,Headless,Round head,Hexagon Head,etc;; Head Style: Hexagonal. 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 hexagon height. 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

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US$0.48 – 0.72MOQ 5,000 piecesGet a quote WA