






Custom Fasteners
OEM Stainless Steel M4 Flat Round Head Rivets Screws for Heavy Duty Fastening Tasks
Premium OEM stainless steel M4 flat round head rivets screws designed for heavy duty fastening tasks, offering durability and precision.
- Material
- Carbon Steel,Stainless Steel,brass,aluminum,brassetc.
- Tolerance
- ±0.01mm-0.005mm,+/-0.01mm
- Surface Treatment
- Polishing,Chrome,Plain Blak,Tin,Electroplating
Technical data
Specifications
| Place of Origin | CHINA |
|---|---|
| Certification | ROHS,SGS,ISO9001,IATF16949,PPAP |
| Model NO. | M4 Stainless Steel Flat Round Head Semi-tubular Ri |
| Standard | DIN,ISO,ANSI,GB,JIS |
| Material | Carbon Steel,Stainless Steel,brass,aluminum,brassetc. |
| Size | M2-M100,can Be Customized,m5*20mm/m6*20mm Or As Customer Request,M5-M20,Customized |
| Product Name | Titanium Bolt,Fastener S45CGalvanized /Stainless Steel Hex Head Screw Bolt,taper Dowel Pins,Custom Made Titanium Fastenal Industrial,metal Hardware Fasteners |
| Finish | Drawing Request,nickel,Zinc Plated,Passivated,Stainless Steel |
| Surface Treatment | Polishing,Chrome,Plain Blak,Tin,Electroplating |
| Grade | 12.9,4.8/6.8/8.8/10.9/12.9,5.6,8.8,class8.8 |
| Name | S45CGalvanized /Stainless Steel Hex Head Screw Bolt,bolts,hexagon Lobular Socket Pan Head Screws,Stainless Steel Fasteners Customized Square Head T Bolt,brass Knurled Thumb Screw |
| Type | Precision Nonstandard Parts(OEM Service),L Type,manufacturer,Nonstandard Parts,OEM Service |
| Color | Black Etc,request,yellow,Silvery,Original Color |
| Process | Turning,Milling,CNC/ Automatic Lathe,threading And Other Machining,Clamping And Multi-process Matching |
| Usage | Automobile Battery,door,electric Heating,Transformer,etc |
| Tolerance | ±0.01mm-0.005mm,+/-0.01mm |
Description
About this part
OEM Stainless Steel M4 Flat Round Head Rivets Screws
Premium heavy-duty fastening solution designed for industrial applications requiring reliable and durable connections.
Product Specifications
Material Options
- Stainless Steel: SUS201, SS303, SS304, SS316, SS410, SS430
- Carbon Steel: C1018, C1022, 10B21
- Alloy Steel: 40Cr, SCM435
- Brass, Aluminum, Copper
- Custom materials available per requirements
Design Options
| Feature | Available Options |
|---|---|
| Head Style | Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding, Oval |
| Drive Style | Phillips, Torx, Inner Hexagonal, Hexagonal, Plum, Cross, Slotted, Star |
| Thread Type | Self-tapping, Machine teeth (Coarse/Fine), Custom thread |
| Standards | DIN, ISO, ANSI, BSW, JIS, GOST, GB |
Finishing Options
- Plated: Zinc, Zinc nickel alloy, Chrome, Silver, Gold, Brass, Tin
- Coating: Dacromet, MAGni, Geomet, Electrophoresis, Baking paint
- Passivation
- Oxide: Black Oxide, Anodic oxidation
Performance Specifications
| Material | Performance Grades |
|---|---|
| Carbon Steel | 4.8~12.9 grade |
| Stainless Steel | A2-70, A4-70, A4-80, A5-80 |
| Carburized Surfaces | HV400-HV550 hardness |
Customization & Quality
Anticorrosion Testing
Customizable salt spray testing: 12H, 24H, 48H, 96H, 196H, 240H, 480H, 720H, 840H
Size Range
- Diameter: M0.6mm ~ M36mm
- Length: 1mm ~ 600mm
Quality Assurance
- Performance test reports
- Salt spray test reports
- Dimensional inspection reports
- PPAP, PSW documentation
- Environmental compliance: RoHS, SCHV, MSDS, IMDS
Available Screw Types
Tapping screws, Machine screws, Wood screws, Drywall screws, Cross recessed screws, Concrete screws, Torx screws, Hex cap screws, Hex socket head screws, Set screws, Shoulder screws, Thumb screws, Binding screws, Flange screws, Screw bolts, Standoff screws, Mini screws, and custom products.
Product Images


Manufacturer Profile
Lock Technology (Shenzhen) Co., Ltd. specializes in fastener and precision machined parts manufacturing, established in 2007 with overseas sales operations since 2013.
Applications
Automotive, electronics, electrical equipment, household appliances, communication equipment, consumer electronics, optical equipment, medical equipment.
Manufacturing Capabilities
40,000 square meter facility with 1,000+ production equipment units including cold heading equipment, thread rubbing equipment, CAM lathes, CNC lathes, and CNC milling machines. Over 300 inspection equipment types ensure quality control.

Company Advantages

Certifications
ISO9001, IATF16949, ISO14001, ISO45001 and other quality system certifications.
Packaging & Shipping
Lead Times
| Quantity (pieces) | Lead Time (days) |
|---|---|
| 1 – 10,000 | 10 |
| 10,001 – 50,000 | 15 |
| 50,001 – 100,000 | 20 |
| > 100,000 | Negotiable |
Packaging Options
Independent carton, Self-sealing bag, Blister, Vacuum packaging, Pallet
Transportation
FedEx, DHL, UPS, or customer-specified carriers
Global Partnerships
Serving over 300 customers worldwide with exports to Europe, North America, South America, and Southeast Asia.
Frequently Asked Questions
Q1: Can you provide customized services?
Yes, we accept OEM/ODM services with 20+ years experience in custom non-standard screws. We provide free product drawings based on your requirements.
Q2: Can you supply samples?
Yes, we provide free samples when molds are available. For custom molds, mold and shipping costs apply.
Q3: How can you ensure quality?
Professional QC department with ISO9001, IATF16949, ISO14001, SGS, RoHS, PPAP, MSDS compliance. We provide drawings and samples for confirmation.
Q4: What is the MOQ?
High-value products: 1,000-10,000 pcs; Low-value products: 20,000 pcs minimum. Trial orders accepted.
Q5: How about transportation?
Sea delivery, air delivery, or door-to-door express available per customer preference.
Q6: How to place order and make payment?
Send purchase order or confirmation via email/TradeManager. We provide Proforma Invoice with bank details. PayPal and L/C accepted.
Leave a Message
We reply within 10 working hours.
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