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Countersunk Head Self-Drilling Screws with Serration Under Head

Updated 2026-11-04 · Markdown version

Model no. 3mm-6mm

US$1,560 – 1,920 / ton

MOQ 2 tons · Final price confirmed in your quote

Head Style: Hex/Round/Flat
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: 3.6/4.6/4.8/6.8/8.8
Head: Hex/Csk/Pan/Truss
Package Size: 20.00cm * 20.00cm * 20.00cm
Material: Carbon Steel
surface treatment: Zinc Plated, Mechanical galvanized
Diameter: 4.8mm, 5.5mm, 6.3mm ···

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.	3mm-6mm
Head Style	Hex/Round/Flat
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	3.6/4.6/4.8/6.8/8.8
Delivery	20-45 Days
with Waher	Yes or No
Washer	Rubber or PVC Washer
Head	Hex/Csk/Pan/Truss
Market	Russia South Africa Ghana America
Transport Package	According to Customers Demand
Specification	according to customers demand
Origin	Tianjin
HS Code	7318140090
Production Capacity	12000tons/Years
Package Size	20.00cm * 20.00cm * 20.00cm
Package Gross Weight	20.040kg
Material	Carbon Steel
Type	Hex/Csk/Pan/Truss
Groove	Hex/Cross
Shipping Cost	Contact the supplier about freight and estimated delivery time.
surface treatment	Zinc Plated, Mechanical galvanized
Diameter	4.8mm, 5.5mm, 6.3mm ···
Driver types	Phillips
Rib(Nib)	Customized
Category	Self-Drilling & Tek Screws

Technical parameters

	Hex Head Self Drilling Screw Material:C1022, C1022A ··· surface treatment:Zinc Plated, Mechanical galvanized Diameter:4.8mm, 5.5mm, 6.3mm ··· Washer:EPDM Washer, PVC Washer, Rubber Washer
CSK Head Self drillingScrew Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm, 5.5mm ··· Driver types:Phillips Rib(Nib):Customized
	Pan Head Self Drilling Screw Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm, 5.5mm ··· Driver types:Phillips
Modified Truss Head Self Drilling Screw Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips
	Pan Framing Head Self Drilling Screw Material:C1022, C1022A surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated),Phosphated (Black Phosphated, Gray Phosphated) Diameter:3.5mm, 3.9mm ··· Driver types:Phillips

Description

Countersunk Head Self-Drilling Screws with Serration Under Head is part of our self-drilling & tek screws range (Screws).

Key details

Type: Hex/Csk/Pan/Truss
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Carbon Steel
Grade: 3.6/4.6/4.8/6.8/8.8
Diameter: 4.8mm, 5.5mm, 6.3mm ···
Head Style: Hex/Round/Flat
Groove: Hex/Cross
surface treatment: Zinc Plated, Mechanical galvanized

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 2 tons at US$1,560 – 1,920 per ton. 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 Countersunk Head Self-Drilling Screws with Serration Under Head?

The listed minimum order is 2 tons, at US$1,560 – 1,920 per ton. 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 Countersunk Head Self-Drilling Screws with Serration Under Head?

Type: Hex/Csk/Pan/Truss; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Carbon Steel; Grade: 3.6/4.6/4.8/6.8/8.8; Diameter: 4.8mm, 5.5mm, 6.3mm ···; Head Style: Hex/Round/Flat. 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, head and package size. 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$1,560 – 1,920MOQ 2 tonsGet a quote WA