






Automobile Fasteners
Custom Zinc Black Plated Hand Rubberized Bolts 25x25x10cm
High-quality customized non-standard bolts with rubberized heads. Multiple material & coating options, DIN/ANSI/GB standards, salt spray tested. Free samples available.
- Certification
- ISO9001,SGS ROHS,etc.
- Lead Time
- 15-30 Days
- Place of Origin
- China
Technical data
Specifications
| Place of Origin | China |
|---|---|
| Certification | ISO9001,SGS ROHS,etc. |
| Model NO. | Customized Non-standard Hand Rubberized Bolts |
| Grade | Customized As Your Requirements |
| Coating | Plain, Black, Galvanized, HDG, Etc. |
| Part Name | Screws And Bolts |
| Package Size | 25.00cm * 25.00cm * 10.00cm |
| Lead Time | 15-30 Days |
| Thread Coverage | Fully Threaded |
| Standard | DIN, ANSI, GB, JIS, BSW, GOST |
| Dimension | As Per Drawing Or Custom′s Sample |
| Size Type | Metric/INCH/ASME |
| Type | Screw, Bolt, Nut, Washer |
Description
About this part
High Quality Customized Non-Standard Zinc Black Plated Head Hand Rubberized Bolts
Product Specifications
- Material Options: Stainless Steel (SUS201, SS303, SS304, SS316, SS410, SS430), Carbon Steel (C1018, C1022, 10B21), Alloy Steel (40Cr, SCM435), Brass, Aluminum, Copper
- Head Style Options: Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding, Oval
- Drive Style Options: Phillips, Torx, Inner Hexagonal, Hexagonal, Plum, Cross, Slotted, Star
- Thread Type Options: Self-tapping, Machine teeth (Coarse teeth, Fine teeth), Custom thread
- Standards: DIN, ISO, ANSI, BSW, JIS, GOST, GB
Finish & Performance Options
- Plating: Zinc, Zinc nickel alloy, Chrome, Silver, Gold, Brass, Tin
- Coating: Dacromet, MAGni, Geomet, Electrophoresis, Baking paint
- Oxide: Black Oxide, Anodic oxidation
- Performance Grades: Carbon Steel: 4.8~12.9; Stainless Steel: A2-70, A4-70, A4-80, A5-80
- Hardening: HV400-HV550 (carburized surfaces)
Customization & Quality
- Size Range: M0.6mm – M36mm
- Length Range: 1mm – 600mm
- Salt Spray Testing: Customizable from 12H to 840H
- Quality Tests: Performance test, Salt spray test, Dimensional inspection, PPAP, PSW
- Environmental Compliance: RoHS, SCHV, MSDS, IMDS

Screw Types Available
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 all custom products.
Ordering Information
| Quantity (pieces) | Lead Time (days) |
|---|---|
| 1 – 10,000 | 10 |
| 10,001 – 50,000 | 15 |
| 50,001 – 100,000 | 20 |
| > 100,000 | Negotiable |
About Lock Technology (Shenzhen) Co., Ltd.
Established in 2007, we specialize in fastener and precision machined parts manufacturing with a 40,000 sqm facility in Shenzhen. Our products serve automotive, electronics, appliances, medical, and communication industries worldwide.

With over 1,000 production equipment and 300+ inspection devices, we maintain ISO9001, IATF16949, ISO14001, and ISO45001 certifications. Our annual production exceeds $10 million, exporting to Europe, America, Africa, and Southeast Asia.
Certifications

Frequently Asked Questions
Q1: Can you provide customized services?
A: Yes, we offer OEM/ODM services with 20+ years experience in custom non-standard screws. We can create product drawings based on your requirements.
Q2: Can you supply samples?
A: Free samples available for existing molds. New molds require customer coverage of mold and shipping costs.
Q3: How do you ensure quality?
A: Our QC department strictly follows ISO9001, IATF16949 standards with comprehensive testing including PPAP, MSDS, and dimensional inspections.
Q4: What is your MOQ?
A: Standard MOQ starts at 500-5,000pcs depending on product value. We accept trial orders before mass production.
Global Partners

We’ve served 300+ customers across 20+ countries in Europe, North America, South America, and Southeast Asia.
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