Zmsb Industrial Grade Black Oxide Carbon Steel Hex Head Shoulder Bolt Screw High Precision Step Bolt Industrial Hardware for Automation Equipment Fastener
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Product Highlights
- Full Customization: We design and make based on your ideas, drawings, or samples with flexible customization options.
- 100% Inspection: All products undergo strict quality control including visual and function inspection before delivery.
- Fast Lead Time: Standard lead time is 3-7 days, with peak season delivery within 15 workdays.
- Direct Manufacturer: 100% manufacturer with 100 staff, 12 production lines, and 11 years of export experience.
- Multiple Materials: Available in stainless steel and carbon steel, customizable according to specific requirements.
- Flexible Payment: Accepts T/T in advance, West Union, PayPal, LC, D/P, and other international payment methods.
- Global Shipping: Shipping via Sea, Air, or Express (DHL, UPS, FedEx, TNT) from Shenzhen or Hong Kong ports.
- ISO9001 Certified: Manufacturing process certified under ISO9001:2015 for consistent quality assurance.
Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Type
- Shoulder
- Model NO.
- ZMSB
- Connection
- Common Bolt
- Head Style
- Hexagonal
- Standard
- DIN
- Grade
- 12.9
- Application
- Machinery, Chemical Industry, Environmental, Building
- Finish
- Black
- Price
- Negotiated
- Quality Control
- 100% Inspection
- OEM
- Yes
- Lead Time
- 3-7 Days
- Delivery Time
- 7 Days Around by FedEx/UPS/DHL/TNT
- Delivery Way
- by Sea,Air,Express
- Transport Package
- Poly Bag-Small Box-Carton with Label
- Specification
- Base on the quantity of goods
- Trademark
- ZC
- Origin
- China
- HS Code
- 73181600
- Production Capacity
- 3000 Units Per Day
- Package Size
- 13.50cm * 8.50cm * 9.50cm
- Package Gross Weight
- 0.050kg
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 Zmsb Industrial Grade Black Oxide Carbon Steel Hex Head Shoulder Bolt Screw High Precision Step Bolt Industrial Hardware for Automation Equipment Fastener
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Product Description



Product Name | FA Hardware Fastener Manufacturers |
Professional Focus on Hardware fasteners Since 2011 | ball plunger/spring plungers stainless steel/hand retractable spring plunger/spring loaded plunger/ball spring plunger/Short Micro Spring Plunger/mini indexing plunger pins/ball transfer unit/spring loaded rollers/spring loaded locking pin/heavy duty ball plunger/heavy duty spring plunger One stop service ~~ One For Order Free Samples ~~Don't be shy ~~~Contact us for free! This will be a wonderful beginning For us ~~ |
Packing | PVC bags for inflatable or carton for blowers or as customer's Instructions |
Shipping | By Sea, Air or Express |
Port | Shenzhen HongKong Guangzhou |
Delivery Time | 7Days-15Days |
Payment | T/T ,50 % deposit,50%balance pay before delivery,west union,paypal and etc |
Custom | OEM/ODM |


















About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI2421592". Items marked "" are certified.
Company Profile
Dongguan Zhengchen Hardware Co., Ltd. is located in Chang'an Town, Dongguan City, Guangdong Province, a famous manufacturing town in China. Zhengchen Hardware is a collection of various automatic parts production and sales. The products include: Steel ball roller, wave bead screw, ball plunger, positioning universal roller, various positioning plunger and series roller conveying components. Since its establishment in 2002, Dongguan Zhengchen Hardware Co., Ltd. Has been highly praised by people from all walks of life for its quality first and customer-oriented business philosophy. It has now become one of the pioneers in the automation equipment production parts industry in Guangdong Province. Zhengchen Hardware has a complete range of products and reasonable prices. The company has set up independent innovation research and development department, independently researching various wave bead screws, spring plungers, ball plungers, positioning balls, universal roller components and other positioning products. Rich manufacturing experience. Bead screws have precise end face pressure for easy installation and longer spring life by minimizing bushing pin head thickness, which of course reduces spring fatigue and increases its service life. The uniform ball head protrudes from the height, so that the bead screw is a product that is equipped with a spring inside the screw to set the internal bead pin to pre-stress and move up and down. It is the best spare parts for all kinds of machinery exported to Europe, Japan and the United States.
At the same time, we also provide customized processing of non-standard parts. OEM can not only provide customers with complete solutions, but also provide real-world customer needs for the company's development of one-stop business of parts and components, and design excellent institutions in the whole machine solution business. In a standardized form, we provide a safe and enjoyable business experience in the areas of professionalism, convenience and cost reduction for the automation equipment manufacturers in China and around the world because of the services we provide.
The company strives for survival by quality, wholeheartedly serves the customer's business philosophy, quality service, striving for the market, advancing with the times, forging ahead, and operating with integrity, and continuously strengthen cooperation with customers. Dongguan Zhengchen Hardware Co., Ltd. is willing to work with you to create brilliant tomorrow.
About Our Factory & Business Background
- Address
- Room 101, No. 17 Wushaxing 3rd Road, Chang'an Town, Dongguan, Guangdong, China
-
Plant Area
- 10340 square meters
-
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
- Shenzhen Port
-
Minimum Order Quantity
- 1 PCS
-
Supply Chain Partners
- 172
Our Production Capability & Technical Expertise
- Main Products
- Spring Plunger, Ball Plunger, Indexing Plunger, Ball Lock Pin, Ball Transfer Unit, Screw, Nut, Washer, Captive Screw, Dowel Pin
-
Production Lines
- 12
-
Production Machines
- CNC Machining Center, CNC Turning Facility, EDM Facility, Grinding Facility, Milling Facility
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 6 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 11 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia
-
Number of Foreign Trading Staff
- 9
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
FAQ
- How long is your delivery time?
- Generally our delivery time is 15 to 30 days. But different products and quantities have different procedures and timing. We promise that we'll try our best to finish your orders within the shortest time.
- Is the MOQ fixed?
- For most orders, the MOQ can't be lowered according to the required quantities. For stock items, the quantities can be negotiated.
- What is the Surface Treatment?
- Galvanized, Yellow zinc plated, H D G.
- What is your material?
- Stainless steel and carbon steel. It also can according to your requirements.
- Do you provide samples?
- Yes.
- Where is the port of shipment?
- FOB: Shenzhen or Hong Kong.
- What are your terms of payment?
- Payment by T/T in advance, West union, Paypal and etc.
- Are customized products accepted?
- You idea and imagine, we design and make. It is fully self-customized.
- Any discount possible if I place an order?
- Yes, we have different price ranges (discounts) according to your quantities. You can consult us anytime.
- How is shipping handled for samples and mass orders?
- For samples or small order, can be delivered by express of DHL, UPS, FedEx, TNT, HKDC at the buyer convenience. For mass order delivery, can be optional with terms of Ex-work, FOB by air or by sea based on the buyer forwarder or our recommended local forwarder at the buyer convenience.
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