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Screws › Self-Tapping & Thread-Forming Screws

Black Phosphate Self Tapping Phosphating Drywall Screws with Bugle Head

Updated 2026-11-04 · Markdown version

Model no. SDRS007

US$16.14100–999 boxes

US$12.341,000–1,999 boxes

US$11.832,000+ boxes

MOQ 100 boxes · Final price confirmed in your quote

Standard: ANSI, DIN, GB, ISO, JIS
Material: Iron
Surface: Black Phasphated

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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

Standard	ANSI, DIN, GB, ISO, JIS
Type	Roofing Screw with Washer
Material	Iron
Model NO.	SDRS007
Key Words	Phasphated Drywall Screw
Certifciate	ISO9001:2015
Surface	Black Phasphated
Packageing	1000box * 10box/Carton
Transportation	by Sea
20 Feet Container	2000
Main Partner	Grip Rite Pasled
Transport Package	Box
Specification	13mm
Origin	China Tianjin Jinghai
HS Code	73170000
Production Capacity	20, 000 Metric Tons /Year
Packaging details	1. We have several sizes of packing dimensions, can be 20kg or 25kg per carton;
We own complete set of modern machines	Fast Wire-drawing Machine,
To control our quality, we apply for and passed through ISO9001	20
Category	Self-Tapping & Thread-Forming Screws

Technical parameters

black zinc drywall screw
Material	1022A, 1018A, Steel
Shank Diameter	M3.5/M3.9/M4.2/M4.8/M5.5/M6.3
Length	13-200mm
Finish	Yellow/white/blue/black zinc plated
Head Type	Hex washer,pan, countersunk, modifed truss, pan framing
Drive Head	phillips, pozi, cross recessed, combination
Packing	box ,bag or samll packing as your request
Thread	single thread, high-low thread
MOQ	one ton for each size
Payment term	L/C or T/T,other

No	DIAMETER	LENGTH	1KG/NO.	BOX/NO.
1	M3.5	16mm	555	1300
2	M3.5	20mm	449	1100
3	M3.5	25mm	406	1000
4	M3.5	30mm	337	840
5	M3.5	35mm	287	710
6	M3.5	40mm	239	590
7	M3.5	50mm	190	470

Description

Black Phosphate Self Tapping Phosphating Drywall Screws with Bugle Head is part of our self-tapping & thread-forming screws range (Screws).

Key details

Type: Roofing Screw with Washer
Standard: ANSI, DIN, GB, ISO, JIS
Material: Iron
Key Words: Phasphated Drywall Screw
Certifciate: ISO9001:2015
Surface: Black Phasphated
Transportation: by Sea
20 Feet Container: 2000

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100 boxes at US$11.83 – 16.14 per box. 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 Black Phosphate Self Tapping Phosphating Drywall Screws with Bugle Head?

The listed minimum order is 100 boxes, at US$11.83 – 16.14 per box. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$16.14 for 100–999 boxes; US$12.34 for 1,000–1,999 boxes; US$11.83 for 2,000+ boxes. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Black Phosphate Self Tapping Phosphating Drywall Screws with Bugle Head?

Type: Roofing Screw with Washer; Standard: ANSI, DIN, GB, ISO, JIS; Material: Iron; Key Words: Phasphated Drywall Screw; Certifciate: ISO9001:2015; Surface: Black Phasphated. 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 and surface. 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-tapping & thread-forming screws are available?

The Self-Tapping & Thread-Forming Screws category lists 4,881 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-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$11.83 – 16.14MOQ 100 boxesGet a quote WA