TSR/Tsingri Hardware Hex Flange EPDM Washer Head Stitching Fasteners Self Drilling Screws
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Product Highlights
- 3-Year Warranty Coverage: Comprehensive 3-year warranty for all mechanical defects and performance issues.
- Customized Thread Options: Available in Coarse or Fine Thread specifications to meet specific requirements.
- Customized Drive Types: Phillips Drive and other drive types available based on customer needs.
- Customized Standard Compliance: Meets International Standards or fully Customized standards as requested.
- Customized Color and Washer: Hex Flange Head color and EPDM washer can be customized to your requirement.
- Free Sample Availability: Free samples provided for testing; customer covers freight costs.
- Third-Party Inspection: Quality verified via Third Party Inspection or SGS Report upon request.
- Fast In-Stock Delivery: Standard products available in stock with delivery within 7 days.
Product Attributes
- Customization
- Available
- After-sales Service
- Yes
- Warranty
- 3 Years
- Model NO.
- self drilling screw 661
- Thread
- Coarse/Fine Thread
- Drive
- Phillips Drive
- Point
- Thunder-Shot Point
- Sample
- Free
- Standard
- International/Customized
- Inspection
- Third Party/SGS Report
- Application
- Roofing Custruction
- Head Mark
- Available
- Salt Spray Time
- AS3566 Class 3/4
- Individual Package
- Available
- Transport Package
- Required
- Specification
- ST2.9-ST10
- Trademark
- TSR/Tsingri
- Origin
- China
- HS Code
- 7318159090
- Production Capacity
- 500tons/Month
- Package Size
- 28.00cm * 18.00cm * 15.00cm
- Package Gross Weight
- 9.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of TSR/Tsingri Hardware Hex Flange EPDM Washer Head Stitching Fasteners Self Drilling Screws
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Product Description
| TSR/Tsingri Hex Flange EPDM Washer Head Stitching Fasteners Self Drilling Screws | |
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Material |
| Stainless Steel/Carbon Steel/Bi-metal | |
| Surface Treatment | |
| Customized Coating | |
| Size | |
| 6.3*20/25mm | |
| Quality | |
| Sample Testing Or Third-party Inspection | |
| Price | |
| Customized Production With Big Discount | |
| Lead Time | |
| In Stock Within 7 Days, Cusomitzed 15-30 Days | |
1. Hex Flange Head
epdm ![]() |
Hex Flange Head with EPDM Washer Head Type Could Be Customized As Requirement Customized Color and Washer |
2. Sharp Drill Point And Tapping Thread
| Thunder-Shot Drill Point 2# 3# Buttress Thread Uniform Force Easy Tapping With Strong Locking Force |
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3. Flat Surface Treatment, No Burrs
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Smooth Clean And Burr-Free Surface Treatment Exquisite Workmanship Strong And Sturdy |
| Please Send The Below Customized Information To Us For Pricing | |||
| Product | Product No./Picture/Drawing | Size | International Srandard No./Drawing |
| Quantity | PCS/Tons | Material | As Your Requirement |
| Surface | As Your Requirement | Lead Time | Tell Us Your Requirement |
| Address | Shipping address With Post Code | Terms | EXW/FOB/CIF/DDU etc., By Air/By Sea |
Our Production Capacity
| Processing Equipment | Cold Heading Machine, Thread Rolling Machine, Tooth Rolling Machine, Heat Treatment Equipment |
| Grouped Equipment | CNC, Lathe, Milling Machine, Drilling Machina, Packing Machine |
| Testing Equipment | Optical Screening Equipment, Hardness Testing Equipment, Salt Spray Testing Equipment, Film Thickness Testing Equipment, Torque Testing Equipment, |
| Material | 1016, 1018, 1022, 10B21, 1035, 1045, SCM435, 40CR, Aluminum 1100/6061/6063, Brass 65/68/72, Copper, SUS201/303/303/304/316/410, Customized Material |
| Secondary Processing | Head Trimming, Edge Milling, Tooth Milling, Polishing, Grinding, Tail Cutting, Drilling, Tail Clipping, Wear EPDM Washer, Beam Tailing, Chamfering, Bending, Wire Cutting, etc. |
| Surface Treatment | Environmental Protection Galvanized (Blue Zinc Plated, Yellow Zinc Plated, White Zinc Plated,Color Zinc Plated, Nickel Plated, Color Painted, ), Black Phosphated, Gray Phosphated, Color Oxided, Hot Dip Galvanized, Dacromet, Ruspert, etc. |
Our Main Products
Tsingri(TSR®) as a professional screw manufacturer, we only produce self-tapping screws and self-drilling screws, Bi-metal Screws.
Our main products focus on Roofing Construction Fasteners, Timber Construction Screws, Concrete Construction Screws. Roofing Construction Fasteners includes Metal Roofing Screws and Insulation Roofing Fasteners and Plates.
Our factory in Jiangsu, and we also operate sales and marketing offices in UAE, Australia, Vietnam, England.
Production Process Of A Self Drilling Screw




1. More than 30 years professional manufacturer of self drilling scews and self tapping screws in China.
2. Three wholly owned subsidiary of factories and five warehouse stocking locations.
3. Professtional international sales team and after sales service.
4. Developed industrial belts and convenient transportation make costs lower and logistics faster.
Our Service
a) Good after-sale service, all questions will be replied within 12 hours.
b) Customized design is available. ODM&OEM are welcomed.
c) We can provide free sample, custmer should pay the freight first.
d) Convenient transportation and fast delivery, all available shipping ways could be applied, by express, air or sea.
e) High quality and most competitive price.
f) Advanced produce and inspecting equipments.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI244889". Items marked "" are certified.
Company Profile
Tsingri is specializing in the production of self-drilling screws, self-tapping screws, roofing screws, bi-metal screws, wood screws, etc.
Our headquarters are based on Wuxi China, manufacturing is based on Jiangsu and Zhejiang, and we also operate sales and marketing offices in USA, Qatar, Vietnam, Brazil.
Tsingri screws is manufactured on a 5000 square meter area with a total capacity of 500tons per month, we have a 3000 square meter warehouse stocking most of the regular standard screws.
You can depend on high quality service as we treat every email within 24 hours (usually much faster). Should anything unforeseen ever occur, we guarantee sales support with effective service coordination from our experienced engineers.
As a veritable "one- stop shop" for self tapping screws and self drilling screws, Tsingri offers same day delivery of in-stock items and a wide a wide variety of supply chair solutions tailored to the needs of our customers. Our custom inventory control programs provide extensive cost saving to our customers.
About Our Factory & Business Background
- Address
- Room 912, Bldg 2, No.3000 Tongjin Ave, Wujiang District, Suzhou, 215217, China
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 100 pcs
-
Supply Chain Partners
- 28
Our Production Capability & Technical Expertise
- Main Products
- Self Tapping Screw, Self Drilling Screw, Roofing Screw, Ruspert Screw, Wood Screw, Bi-Metal Screw, Heavy Duty Roofing Fasteners, Chipboard Screws, Concrete Screws, Timber Screws
-
Customization Options
- Customization from Designs, Customization from Samples, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Export Year
- 1 year
-
Main Markets
- Europe, Southeast Asia/ Mideast
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
FAQ
- What is the warranty period for these screws?
- We provide a comprehensive 3-year warranty covering mechanical defects.
- Can the thread type be customized?
- Yes, we offer both Coarse and Fine Thread options based on your requirements.
- Is the color of the washer customizable?
- Yes, the Hex Flange Head color and the EPDM washer can be customized to your specific needs.
- Do you offer free samples?
- Yes, we provide free samples for testing, but the customer is responsible for the freight charges.
- What is the lead time for customized orders?
- Customized products typically require 15-30 days for production.
- Can you provide third-party inspection reports?
- Yes, we support Third Party Inspection and can provide SGS Reports upon request.
- What are the available drive types?
- Phillips Drive is available, and other drive types can be customized according to your requirements.
- What is the minimum order quantity?
- The minimum order quantity is 100 pieces.
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