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Screws › Countersunk & Flat-Head Machine Screws

Wholesale Corrosion Resistant Concave Convex Fish Eye Cup Countersunk Washer

Updated 2026-11-04 · Markdown version

Model no. SKS-EC-67

US$0.11 / piece

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

Material: Stainless Steel
Surface Processing: White Zinc .Yellow Zinc. HDG
Customized: Customized
Color: We Can Provide Customized Services According to Yo
Other Head Type: Square Type, T Type, Wing Type, U Type, Round Type

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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

Model NO.	SKS-EC-67
Material	Stainless Steel
Mold	Stamping
Surface Processing	White Zinc .Yellow Zinc. HDG
Process	Stamping
Customized	Customized
Color	We Can Provide Customized Services According to Yo
Other Head Type	Square Type, T Type, Wing Type, U Type, Round Type
Service	OEM or ODM
Application	Industry
Transport Package	Wooden Case
Specification	All size
Origin	China
Production Capacity	1000tons/Month
Customization	Available
Type	Hot Stamping
Processing Type	Shaping Metal
Aluminum	Clear Anodized Color Anodized Sandblast Anodized,ChemicalFilm, Brushing, Polishing,Chroming
Stainless Steel	Polishing, Passivating,
Steel	Zinc plating, Oxide black, Nickel Plating, Chrome Plating, Carburized,Heat Treatment. Powder Coated
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Materials	Aluminum, Stainless steel & Steel, Brass,Bronze,Titanium,etc
Processing	CNC turning, CNC milling, CNC turn-milled, Laser cutting
Surface Treatment	Aluminum:Clear Anodized Color Anodized Sandblast Anodized,ChemicalFilm, Brushing, Polishing,Chroming	Stainless Steel:Polishing, Passivating, Sandblasting,Laser engraving	Steel: Zinc plating, Oxide black, Nickel Plating, Chrome Plating, Carburized,Heat Treatment. Powder Coated

Description

Wholesale Corrosion Resistant Concave Convex Fish Eye Cup Countersunk Washer is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Hot Stamping
Material: Stainless Steel
Application: Industry
Mold: Stamping
Surface Processing: White Zinc .Yellow Zinc. HDG
Process: Stamping
Color: We Can Provide Customized Services According to Yo
Other Head Type: Square Type, T Type, Wing Type, U Type, Round Type

Available configurations include material, surface processing, customized, color and other head type. 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$0.11 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 Wholesale Corrosion Resistant Concave Convex Fish Eye Cup Countersunk Washer?

The listed minimum order is 5,000 pieces, at US$0.11 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 Wholesale Corrosion Resistant Concave Convex Fish Eye Cup Countersunk Washer?

Type: Hot Stamping; Material: Stainless Steel; Application: Industry; Mold: Stamping; Surface Processing: White Zinc .Yellow Zinc. HDG; Process: Stamping. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, surface processing, customized, color and other head type. 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$0.11MOQ 5,000 piecesGet a quote WA