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Black Phosphate Fine / Coarse Thread 3.5 X 38mm Drywall Screws Gypsum Board Screw
US$1.20
1,000-9,999 kg
US$1.12
10,000-19,999 kg
US$0.95
20,000+ kg
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Countersunk HeadModel NO.
Drywall ScrewsGroove
CrossConnection
Common BoltHead Style
RoundStandard
DIN, GB, ANSI, BSW, JIS, GOSTGrade
8.8DIN
DIN18182-2Surface Treatment
Black PhosphateGroove Type
Phillips pH2Point
Sharp PointThread
Fine / Coarse ThreadDiameter
6#-12# (3.5mm-5.5mm) or as RequestLength
1/2"-6" (13-150mm) or as RequestMOQ
1 Ton Per SizeCustomized Packing
AcceptableCustomized Packing MOQ
10 TonsTransport Package
Box + Carton + PalletSpecification
Carbon Steel C1022ATrademark
OEMOrigin
ChinaHS Code
7318140000Production Capacity
2000/MonthKey features
Carbon Steel C1022A Material: Made of high-strength carbon steel for superior durability and strength.
Bugle Head Design: Prevents tearing through outer paper layer and ensures secure placement.
Dual Thread Options: Coarse thread for wood studs and fine thread for metal studs.
Multiple Point Types: Available in sharp point and drill point for various material fixing.
Customizable Dimensions: Diameter 3.5mm-6.3mm and length 13mm-220mm available as requested.
Diverse Surface Treatments: Black phosphate, zinc plating, nickel, and other coatings available.
Customized Packing: Acceptable for bulk or box/carton/pallet with MOQ of 10 tons.
ISO Standard Compliance: Meets DIN, GB, ANSI, BSW, JIS, and GOST standards.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2017-12-04Nearest Port: TIANJINAverage Response Time: ≤1.24hTerms 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.
Product Q&A
Q:Who are we?
A:
We are based in Tianjin, China, start from 2024, sell to South America (35.00%), North America (30.00%), Western Europe (15.00%), South Asia (10.00%), Mid East (5.00%), Africa (5.00%). There are total about 11-50 people in our office.
Q:How can we guarantee quality?
A:
1) To meet the requirements of different customers for weight, drilling speed.etc. Can be produced according to the standards of different markets. For example, American Standard, German Standard, National Standard, etc. 2) Customization of different packings is acceptable. For example, small boxes with printed logo, plastic boxes with stickers and other customized inner packaging. 3) Always a pre-production sample before mass production. 4) Always final Inspection before shipment.
Q:What can you buy from us?
A:
For Screws: Drywall Screws, Drywall Drill Screws, Chipboard Screws with or without Type 17 Point, Spax Saw Thread Screws, Self Tapping decking Screws, Concrete Screws, Self Tapping Screws, Self Drilling Screws, Self Screwing Screws, Roofing Screw, Wafer Truss Head screws, Pan Head Screws, Oval Head Screws, Hex head Screws, Flat Head Screws, CSK countersunk Head Screws, Machine Screws and other Special screws. For Binding Post: Book Ring, Chicago Screws/Book Binding Screws/Male Female Screws, But
Q:Why should you buy from us not from other suppliers?
A:
1) More than 10 years' experience staffs answer in time. 2) Customized available. 3) As a professional manufacturer with quality control, good service, skilled technicians to ensure our products to be finished in high quality and stable feature.
Q:What services can we provide?
A:
Accepted Delivery Terms: FOB, CFR, CIF, EXW. Accepted Payment Currency: USD, EUR, CNY. Accepted Payment Type: T/T, L/C at sight, PayPal. Language Spoken: English, Chinese, Spanish.
Send Inquiry
*To:
Tianjin Spider Impex Co., Ltd.
Tianjin Spider Impex Co., Ltd.*Content:
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