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Galvanized Hex Head Self-Drilling Screws with Rubber Washer

Updated 2026-11-04 · Markdown version

Model no. Self Tapping Screw

US$1,200 – 1,320 / ton

MOQ 1 ton · Final price confirmed in your quote

Head Style: Hexagonal
Standard: DIN, GB, JIS
Grade: 12.9
Color: Galvanized
Surface Finishing: Bright, Galvanized
Diameter: 4.8mm-6.3mm
Size: 1/2"-4"
Material: Carbon Steel

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.	Self Tapping Screw
Groove	Hexagon
Connection	Hinged Bolts
Head Style	Hexagonal
Standard	DIN, GB, JIS
Grade	12.9
Item Name	Hex Head Self-Drilling Screw
Color	Galvanized
Surface Finishing	Bright, Galvanized
Point	Sharp Self Drilling
Diameter	4.8mm-6.3mm
Size	1/2"-4"
MOQ	1000kg
Sample	Offer for Free
Delivery Time	15-20 Days
Price Term	EXW, CIF, FOB
Transport Package	20kg or 25kgs Per Carton or as Required
Specification	SGS
Origin	Guangdong
HS Code	7318120001
Production Capacity	450tons/Month
Customization	Available
Material	Carbon Steel
Type	Hexagon Head With Flange
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Our company information	Guangzhou 247 International Trade Co. Ltd is a company for all kind of construction items supply to overseas. We office various types of high quality construction material and hardware items such as iron nail, fastener screws ,building wires, wire meshes welding consumables, and garden &farming tools, labor protection items.
Category	Self-Drilling & Tek Screws

Technical parameters

Material	Carbon steel C1022
Feature	Hexagonal head, drilling point, with or without rubber washer or EPDM washer
Finished	galvanized (blue/white/color) or Phosphated
Diameter	4.8-6.3mm
Length	19-150mm
Package	1000pcs/box,12-20boxes/carton or as required
Usage	Widely used in soft steel, construction, industry, daily life or other metals to fasten metal or other hard materials
Other Head	Pan / Flat(countersunk) / Bugle / Pan Framing / Truss(wafer)head

Description

Galvanized Hex Head Self-Drilling Screws with Rubber Washer is part of our self-drilling & tek screws range (Screws).

Key details

Type: Hexagon Head With Flange
Standard: DIN, GB, JIS
Material: Carbon Steel
Grade: 12.9
Size: 1/2"-4"
Diameter: 4.8mm-6.3mm
Head Style: Hexagonal
Groove: Hexagon

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 ton at US$1,200 – 1,320 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 Galvanized Hex Head Self-Drilling Screws with Rubber Washer?

The listed minimum order is 1 ton, at US$1,200 – 1,320 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 Galvanized Hex Head Self-Drilling Screws with Rubber Washer?

Type: Hexagon Head With Flange; Standard: DIN, GB, JIS; Material: Carbon Steel; Grade: 12.9; Size: 1/2"-4"; Diameter: 4.8mm-6.3mm. 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, color and surface finishing. 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$1,200 – 1,320MOQ 1 tonGet a quote WA