What is the lead time for delivery?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What types of screws can you produce?

We produce Drywall Screws, Chipboard Screws, Self Drilling Screws, Self Tapping Screws, and various special screws with different heads and points.

Carbon Steel Black Phosphate Self Drilling Gypsum Drywall Screws Tianjin

Name: Carbon Steel Black Phosphate Self Drilling Gypsum Drywall Screws Tianjin
Brand: Tianjin Spider Impex Co., Ltd.
SKU: 1914018981

Tianjin, ChinaTianjin Spider Impex Co., Ltd.

US$1.25

1,000-9,999 kg

US$1.18

10,000-19,999 kg

US$1.12

20,000+ kg

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Countersunk Head

Model NO.

drywall screw

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

8.8

DIN

DIN18182

Surface Treatment

Black Phosphate

Groove Type

Phillips pH2

Point

Drill Point

Thread

Fine Thread

Diameter

6#-12# (3.5mm-5.5mm) or as Request

Length

1/2"-6" (13mm-150mm) or as Request

MOQ

1 Ton Per Size

Customized Packing

Acceptable

Customized Packing MOQ

10 Tons

Transport Package

Box + Carton + Pallet

Specification

Carbon Steel C1022A

Trademark

OEM

Origin

China

HS Code

7318140000

Production Capacity

2000/Month

Key features

High Strength Material: Made of Carbon Steel C1022A with high-strength rolling for superior durability.

Self-Drilling Design: Drill point allows direct fastening into sheet metal and hard materials without pre-drilling.

Corrosion Resistance: Black phosphate coating and heat treatment provide enhanced corrosion resistance.

Anti-Slip Groove: Phillips cross groove prevents slipping during use with screw guns.

Customizable Options: Diameter, length, surface treatment, and packing are customizable as per request.

Versatile Application: Suitable for plasterboard, gypsum board, lightweight walls, metal, and wood studs.

Professional Manufacturing: Produced by Tianjin Spider Impex with over 10 years of experience and quality control.

Fast Response Support: Warranty claims and inquiries are responded to within 24 hours via email.

Company profile

Tianjin Spider Impex Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2017-12-04Nearest Port: TIANJINAverage Response Time: ≤2.74hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryTianjin Spider Impex Co., Ltd. is a China-based limited company identified as both a manufacturer/factory and a trading company, supplying dental consumables, equipment, and related products. It reports ISO 9001 certification, three production lines, 6–10 quality-control staff, and 6–10 years of R&D engineer experience. The supplier serves broad international markets, with 71%–90% of sales reportedly from exports, and is located near Tianjin port. It states that it provides after-sales service, stable supply, and quality control, but these claims are not independently substantiated in the provided information. Production lead time is stated as within 15 working days off-peak and 2–3 months during peak periods. Evidence of customer activity is limited to two recorded transactions, each associated with one buyer.

Supplier typeThe supplier is identified as a limited company in China and is variously classified as a manufacturer/factory and a trading company. Its stated business scope covers dental materials, consumables, laboratory equipment, orthodontic products, and related goods.

CertificationsThe supplier reports holding ISO 9001 certification and also mentions TUV Rheinland and CCIC trademarks or authorizations. The provided slices do not include certificate numbers, validity dates, or verification details, but they do provide explicit evidence of reported certification and authorization.

After-Sales capabilityThe supplier explicitly presents efficient after-sales service as a company tenet and states that it is responsible for after-sales work for consumables and equipment products. However, no staffing, service process, response-time, or customer-performance evidence is provided.

Production capacityThe supplier reports three production lines, 6–10 quality-control staff, ISO 9001 certification, and stable supply and quality control. It states an off-peak lead time within 15 working days, while peak-season fulfillment may require 2–3 months, indicating documented production capacity but substantial peak-season variability.

Client casesThe supplier states that its disposable dental apparatus are sold across multiple international regions, and its reported export markets span South America, Europe, the Middle East, North America, Asia, Oceania, and Africa. Trade records show two transactions involving Natural8 Dental Laboratory Inc. and Dento Correct, but the documented customer and transaction sample is limited.