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TSR/Tsingri China Stainless Steel 304 Phillips Flat Thin Head Self Drilling Screws
US$0.18
50,000-99,999 Pieces
US$0.15
100,000-299,999 Pieces
US$0.11
300,000+ Pieces
Sample price:US$0.50/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Shape of Head

Round

Model NO.

self drilling screw 385

Surface Finishing

Plain

Certification

ISO

Customized

Customized

Thread

Coarse/Fine Thread

Sample

Available

Testing Report

Available

Standard

International/Customized

Inspection

Third Party/SGS Report

Application

Thin Aluminum Sheet

Head Mark

Available

Transport Package

Required

Specification

ST3.2-ST8/6mm-200mm

Trademark

TSR/Tsingri

Origin

China

HS Code

7318159090

Production Capacity

500tons/Month

Key features

Customized Material Options: Supports Stainless Steel, Carbon Steel, Aluminum, Brass, Copper, and other materials as per requirement.
Wide Size Range: Available in sizes ST2.2-ST8.0 with lengths from 5mm to 300mm, fully customizable.
Professional Manufacturing: Over 30 years experience in self-drilling and self-tapping screws with advanced production equipment.
Fast Delivery: In-stock items ship within 7 days; customized orders completed in 15-30 days.
High Quality Assurance: ISO certified with third-party inspection reports available for quality verification.
Versatile Surface Treatment: Offers Plain, Ruspert, Dacromet, Galvanized, Phosphated, and other customized finishes.
ODM & OEM Service: Full customization support including designs, samples, and minor adjustments for clients.
Global Logistics Support: Multiple shipping methods available including air, sea, and express with global warehouse locations.

Company profile

Suzhou Tsingri Fasteners Co., Ltd.
Management CertificationHigh Repeat Buyers ChoiceOEM ServicesODM Services
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.52h

AI-Powered supplier vetting

SummarySuzhou Tsingri Fasteners Co., Ltd. is a China-based limited trading company established in 2023 with 13 employees and a broad fastener portfolio. It reports export activity, self-operated import/export rights, inventory capability, customization from designs and samples, and OEM service for well-known brands. Its stated product output includes multiple screw categories, while lead time during off-peak seasons is within 15 working days. However, quality-control evidence is weak: it reports fewer than five quality-control staff, no quality-testing equipment, unknown quality-assurance and traceability status, and no written procedures or records for corrective actions or complaints. An SGS audit is documented, but the reported evaluation result is 0 and the report expired in 2025. Financial records are referenced for 2021–2023, but no substantive financial assessment is provided. No SDK is available, and no overseas warehouse or showroom is provided.
CertificationsAn SGS audit was conducted, with a report period from May 14, 2024 to May 13, 2025, but the audit evaluation result is recorded as 0. The slices do not identify any active product or management certifications, and the audit report has expired.
After-Sales capabilityThe supplier states that customer emails are handled within 24 hours and that experienced engineers support service coordination. However, it has no written procedures or records for complaint handling or corrective and preventive actions, and it has no overseas warehouse or showroom, so formal and local after-sales infrastructure is not demonstrated.
Production capacityThe supplier reports output across self-drilling, roofing, bi-metal, and self-tapping screws, inventory capability, a 5,000-square-meter manufacturing area, a 3,000-square-meter warehouse, and 500 tons per month capacity, with off-peak lead time within 15 working days. These statements support operational capacity, although the supplier is also classified as a trading company and its manufacturing-capacity contract status is unknown.
Customization capabilityThe supplier explicitly reports customization from designs, samples, full customization, minor customization, and flexible customization. It also states that it provides OEM services for well-known brands, directly supporting broad customization and OEM capability.

Product Q&A

Q:What materials are available for these screws?
A:
We provide Stainless Steel (304, 316, etc.), Carbon Steel, Aluminum, Brass, Copper, and other materials based on your requirements.
Q:Can the size and length be customized?
A:
Yes, standard sizes range from ST2.2 to ST8.0 with lengths from 5mm to 300mm, but we fully support customization to your specific dimensions.
Q:What is the lead time for orders?
A:
For in-stock items, delivery is within 7 days. For customized orders, the lead time is typically 15-30 days.
Q:Do you offer free samples?
A:
Yes, we can provide free samples, but the customer needs to pay for the freight costs.
Q:What surface treatments are available?
A:
We offer Plain, Ruspert, Dacromet, Galvanized (Blue/Yellow/White Zinc), Phosphated, Color Oxided, and other customized surface finishes.

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