What materials are used to make these screws?

Our screws are made from high-quality carbon steel, including grades C1022, 1022A, Q195, Q235, 45#, 55#, and 22A.

Do you offer self-drilling drywall screws?

Yes, we manufacture special self-drilling drywall screws for fastening drywall to heavy metal studs without pre-drilling holes.

What is the diameter and length range of the screws?

The diameter ranges from 1.2mm to 10mm, and the length ranges from 19mm to 300mm.

Wood Screw Drywall

Name: Grey/Black Phosphorus Drywall Screw Making Machine/Wood Screw Drywall
Brand: Shandong Longzhiyu Import and Export Co., Ltd.
SKU: 2091696692

Shandong, ChinaShandong Longzhiyu Import and Export Co., Ltd.

US$850.00-1,000.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

LZY

Groove

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ISO

Grade

12.9

Other Specification

6#, 7#, 8#, 9#, 10#

Surface Treatment

Black/Gray Phophasted, Yellow Zinc

Finish Type

Black Phosphated

Thread

Fine/Coarse Thread

Transport Package

Bulk and Box Package

Specification

3.5mm-4.8mm

Trademark

LZY

Origin

China

HS Code

7318120090

Production Capacity

30000t/Year

Key features

Customizable Specifications: Available in 6# to 10# sizes with black/grey phosphated or yellow zinc surface treatments.

Versatile Thread Options: Fine threads for metal studs and coarse threads for wood studs, plus self-drilling options.

OEM and ODM Support: We support OEM and ODM services, including logo customization and bespoke packaging.

Corrosion Protection: Various coated drywall screws available to protect against corrosion effectively.

Collated Screw Availability: Collated drywall screws offered for use with screw guns to speed up installation.

Wide Material Range: Manufactured from C1022, 1022A, Q195, Q235, 45#, 55#, and 22A carbon steel.

Flexible Packaging: Options include ordinary packaging, color boxes, wooden boxes, cartons, and woven bags.

20 Years Export Experience: Two decades of expertise in exporting building solutions and ceiling systems globally.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Shandong Longzhiyu Import and Export Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2010-12-01Nearest Port: Qingdao port, Lian yungang PortAverage Response Time: ≤1.46hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryShandong Longzhiyu Import and Export Co., Ltd., a manufacturer based in China, demonstrates robust export capabilities, accounting for 90% of total sales. The company specializes in building materials and offers ODM and OEM services. However, its innovation and after-sales service capabilities are limited, with no recent product developments or structured service procedures. Financial data from recent years is available, but no certifications are mentioned. The supplier does not participate in offline trade shows or have overseas facilities, which may limit its global reach.

Supplier typeThe supplier is identified as a Manufacturer/Factory named Shandong Longzhiyu Import and Export Co., Ltd., based in Linyi, Shandong, China.

After-Sales capabilityThe supplier lacks written procedures or records for assessing, correcting, and preventing issues related to service capability.

Financial creditThe supplier has financial data available for the past three years, indicating a level of financial transparency.

R&D capabilityThe supplier has not developed new products in the past year, suggesting limited innovation capability.

Production capacityThe supplier has substantial production capabilities, with high annual output in ceiling tee grids and gypsum ceiling tiles.

Customization capabilityThe supplier offers ODM and OEM services, with customization available from samples and designs.

Product Q&A

Q:What are the differences between fine and coarse thread drywall screws?

Fine thread screws have sharper points for easier insertion into light metal studs. Coarse thread screws have fewer threads for faster installation and tighter hold on wood studs.

Q:What surface treatments are available for these screws?

We offer Black/Grey Phosphated, White/Yellow Zinc Plated, and Yellow Zinc finishes to protect against corrosion.

Q:Can you customize the logo and packaging?

Yes, we provide logo customization services and offer various packaging options including color boxes, wooden boxes, and woven bags.

Q:What is the delivery time for orders?

Delivery is typically within 15-30 days. Specifically, production can start in 7 days after receiving the deposit.

Q:What are the payment terms?

We require a 30% deposit in advance and the 70% balance before loading the material, payable by T/T.