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Nails, Staples & Tacks › Common, Ring-Shank & Specialty Nails

2-1/2 Inch 20d Galvanized Iron Duplex Head Nails Sharp Diamond Point Double Headed Nail

Updated 2026-11-04 · Markdown version

US$504.00 – 564.00 / ton

MOQ 3 tons · Final price confirmed in your quote

Standard: ANSI, DIN, GB, ISO, JIS
Material: Iron
Head: Two Head
Surface Treatment: Polished/Galvanized
Package Size: 43.00cm * 32.00cm * 22.00cm

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
Standard	ANSI, DIN, GB, ISO, JIS
Type	Double Head Nails
Material	Iron
Head	Two Head
Point	Diamond Point
Surface Treatment	Polished/Galvanized
Shank	Smooth Shank
Transport Package	Carton/Box
Specification	6D-30D
Origin	China
HS Code	73170000
Production Capacity	3000 Tons Per Month
Package Size	43.00cm * 32.00cm * 22.00cm
Package Gross Weight	25.000kg
Category	Common, Ring-Shank & Specialty Nails

Technical parameters

Product Name	Double Head Nails
Material	Q195/Q215
Shank Type	Smooth shank
Length	1''- 4''
Shank Diameter	BWG3-BWG6(2.40MM-5.16mm)
Surface Treatment	Polished, electro galvanized, hot dipped galvanized and others
Packing	5kg per box, 1kg per box or bag, 500g per bag, 50lbs/carton, 25kgs per carton or as customer's requirement
Usage	Mainly used for building construction, wooden furniture, decoration field and so on.

Size	Gauge No.	Length Overall in.	Length Under Lower Head in.	Diam Top Head in.	Diam Lower Head in.	Approx. Number. per pound
6D	11-1/2	2-7/64	1-3/4	3/16	17/64	156
8D	10-1/4	2-5/8	2-1/4	15/64	9/32	90
10D	9	3-3/16	2-3/4	1/4	5/16	59
16D	8	3-1/2	3	9/32	11/32	45
20D	7	4-1/64	3-1/2	5/16	3/8	28
30D	6	4-37/64	4	21/64	7/16	22

Description

2-1/2 Inch 20d Galvanized Iron Duplex Head Nails Sharp Diamond Point Double Headed Nail is part of our common, ring-shank & specialty nails range (Nails, Staples & Tacks).

Key details

Type: Double Head Nails
Standard: ANSI, DIN, GB, ISO, JIS
Material: Iron
Surface Treatment: Polished/Galvanized
Head: Two Head
Point: Diamond Point
Shank: Smooth Shank

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 3 tons at US$504.00 – 564.00 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 2-1/2 Inch 20d Galvanized Iron Duplex Head Nails Sharp Diamond Point Double Headed Nail?

The listed minimum order is 3 tons, at US$504.00 – 564.00 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 2-1/2 Inch 20d Galvanized Iron Duplex Head Nails Sharp Diamond Point Double Headed Nail?

Type: Double Head Nails; Standard: ANSI, DIN, GB, ISO, JIS; Material: Iron; Surface Treatment: Polished/Galvanized; Head: Two Head; Point: Diamond Point. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include standard, material, head, surface treatment 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 common, ring-shank & specialty nails are available?

The Common, Ring-Shank & Specialty Nails category lists 5,413 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nails-staples-tacks/common-ring-shank-specialty-nails/

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$504.00 – 564.00MOQ 3 tonsGet a quote WA