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Metal Galvanized Hexagonal Hex Head Self Drilling Screw Roofing Screw

Updated 2026-11-04 · Markdown version

Model no. EST, UL, ISO, CB, CE

US$0.14 – 6.00 / piece

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

Drive Type: Hex
Finish: Galvanized
Grade: 4.8
Head Type: Hex Head
Material: Carbon Steel
Standard: ANSI, BSW, DIN, GB, GOST, JIS
Head Style: Hexagonal
size: #4(2.8)-1/2" or customized

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
Drive Type	Hex
Finish	Galvanized
Model NO.	EST, UL, ISO, CB, CE
Grade	4.8
Head Type	Hex Head
Material	Carbon Steel
Standard	ANSI, BSW, DIN, GB, GOST, JIS
Type	Hexagon Head
Groove	Cross
Connection	Common Bolt
Head Style	Hexagonal
Transport Package	Plastic Bag/Small Box/Bulk Packing etc.
Specification	3.5mm(6#)
Origin	Tianjin
HS Code	731814009
Production Capacity	50000pieces/Per Month
Product name	Metal Galvanized Hexagonal Hex Head self drilling screw roofing screw
size	#4(2.8)-1/2" or customized
Surface	Zinc Plated,Oxide black,Nickel Plated,Bronze Plated
Thread type	AB Type,A Type
Packing	according to customers requirement
Package information	1. We have several sizes of packing dimensions, can be 20kg or 25kg per carton;
b. Construction hardware, such as anchor pole, bracket and etc.	MOQ=1000pcs
c. Fasteners, such as screw, nut, bolt, washer and etc.	MOQ=1ton
d. Gloves, such as safety glove, examination glove and etc.	MOQ=1000pcs
e. Protective products, such as mask, coverall and etc.	MOQ=1000pcs
Category	Self-Drilling & Tek Screws

Technical parameters

Product name:	Metal Galvanized Hexagonal Hex Head self drilling screw roofing screw
Material:	Stainless steel, Carbon steel, Galvanized Screws,etc
size:	#4(2.8)-1/2" or customized
Surface:	Zinc Plated,Oxide black,Nickel Plated,Bronze Plated
Drive type:	Phillips,Pozi,Slot,Torx,Square,Combination
Head type:	Hex head
Thread type:	AB Type,A Type
Packing:	according to customers requirement

Description

Metal Galvanized Hexagonal Hex Head Self Drilling Screw Roofing Screw is part of our self-drilling & tek screws range (Screws).

Key details

Type: Hexagon Head
Standard: ANSI, BSW, DIN, GB, GOST, JIS
Material: Carbon Steel
Grade: 4.8
size: #4(2.8)-1/2" or customized
Head Type: Hex Head
Head Style: Hexagonal
Groove: Cross

Available configurations include drive type, finish, grade, head type and material. 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$0.14 – 6.00 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 Metal Galvanized Hexagonal Hex Head Self Drilling Screw Roofing Screw?

The listed minimum order is 5,000 pieces, at US$0.14 – 6.00 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 Metal Galvanized Hexagonal Hex Head Self Drilling Screw Roofing Screw?

Type: Hexagon Head; Standard: ANSI, BSW, DIN, GB, GOST, JIS; Material: Carbon Steel; Grade: 4.8; size: #4(2.8)-1/2" or customized; Head Type: Hex Head. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include drive type, finish, grade, head type and material. 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 self-drilling & tek screws are available?

The Self-Drilling & Tek Screws category lists 5,114 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-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$0.14 – 6.00MOQ 5,000 piecesGet a quote WA