If there are any quality problems of your machine or components, what should I do?

The guarantee time is 1 year if it's the quality problem of the machinery. If the problem is caused by improper operation, we will provide free online assistance service, also we can send you some parts for replacement, which the cost will be at your expense.

Rebar Threading Machine M4 Bolt and Nut Thread Rolling Machine

Name: Rebar Threading Machine M4 Bolt and Nut Thread Rolling Machine
Brand: Hubei Tengfeng Machinery Technology Co., Ltd.
SKU: 2055900545

Hubei, ChinaHubei Tengfeng Machinery Technology Co., Ltd.

US$2,900.00-3,235.00

1 Set

Product profile

Customization

Available

After-sales Service

Online Support

Type

Rolling Machine

Model NO.

R4-40

Forging Forming Method

Mold Forging

Power Source

Electric

Feature

High Efficiency

Certification

ISO9001, CE

Warranty

12 Months

Customized

Advantage

Use Widely

Condition

New

Capacity

80-120PCS/Min

Weight

800kg

Max.Blank Diameter

Max.Blank Length

40mm

Main Motor Power/Kw

2.2kw

Moving Die Size

89 X 25 X 40 mm

Stationary Die Size

76 X 25 X 40 mm

Transport Package

Wooden Box

Specification

1.3 X 1 X 1.4m

Trademark

Tengfeng

Origin

Hubei, China

HS Code

8462109000

Production Capacity

20 Sets

Key features

High Efficiency Production: Capacity of 80-120 pcs/min with high productivity and speed.

12 Months Warranty: Comprehensive 1-year warranty covering mechanical defects.

Global Certification: Certified with CE and ISO9001 standards for quality assurance.

Customized Manufacturing: Full customization options available from designs and samples.

Imported Quality Materials: Features wear resistance and stable production using imported materials.

Online Technical Support: 24/7 online assistance available for operation and maintenance.

Cold Forging Technology: Utilizes advanced cold forging and CNC machining for precision.

Wide Application Range: Suitable for thread forming of various headless bolts and long rods.

Company profile

High Repeat Buyers ChoiceQuality AssuranceR&D CapabilitiesManagement Certification

Hubei Tengfeng Machinery Technology Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and ODM capabilities, supported by eight R&D engineers and evidence of new products in the past year. It holds ISO9001:2015, ISO45001:2018, ISO14001, and CE certifications. Production evidence includes six production lines, in-stock capability, and one-month lead times in both peak and off-season periods. However, manufacturing controls have material gaps: there is no valid contract with related subcontractors, no outsourcing SOP, and no continuous batch quantity reconciliation. Service-management procedures exist but lack records, and there is no overseas warehouse, branch, agent, or showroom. The supplier has exported for 10 years, with exports representing 41%–50% of total sales, but no evidence establishes financial strength. It reports no OEM cooperation with popular or Fortune 500 brands, while repeat buyers account for 50%–80%.

Supplier typeThe supplier provides OEM/ODM-related design services, including full customization, customization from designs or samples, and minor customization. It has in-stock capability but no overseas warehouse, showroom, agent, branch, or overseas service coverage, indicating a primarily direct manufacturing supplier with limited international service infrastructure.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications, together with CE product compliance certification. These explicitly support established quality, occupational-safety, environmental, and product-compliance credentials.

After-Sales capabilityWritten procedures exist for supplier-service assessment, corrective and preventive actions, and customer complaints, but no records are maintained for these processes. The supplier also lacks overseas agents, branches, warehouses, showrooms, and overseas service-country coverage, limiting demonstrated after-sales execution.

R&D capabilityThe supplier reports new products during the past year, eight R&D engineers, ODM service capability, and broad design support. However, it has no available SDK, so the evidence supports product-development capability but not SDK-based innovation or integration.

Production capacityThe supplier reports six production lines, in-stock capability, and an average one-month lead time in both peak and off-season periods; it also lists 200 qualified service suppliers. Production-control weaknesses are explicit: no valid manufacturing contract with related subcontractors, no outsourcing SOP, and no continuous quantity reconciliation for batches.

Customization capabilityThe supplier explicitly offers customization from designs, customization from samples, full customization, and minor customization, and also provides ODM services. This is direct evidence of broad customization coverage.

Product Q&A

Q:Why choose us?

We manufacture high quality products and sell at competitive price. Our sales network has spread over 30 countries including Russia, India Turkey, Egypt, Azerbaijan, Turkmenistan, Kazakhstan, Uzbekistan, Pakistan, South Africa, Ethiopia, Argentina, Peru,Colombia, Iran, etc... Our products and service have enjoyed world-wide appraise.

Q:What can you buy from us?

Our product line includes: 1D2B cold heading machine, 2/3/4/6 satiation cold former, nut former, semi-tubular rivet machine, blind rivet machine, open and close mold header, threading machine series(vibrator feeder type, hopper type, vertical, automatic cutting) , self-drilling screw machine, washer assembly machinery series, and other standard and non-standard fastener machinery.

Q:What is your MOQ?

1 set of any machines.

Q:What is your delivery time?

It depends on your order quantity, normally it's 15-30 working days.

Q:How can we guarantee quality?

There are always enough adjustment of machinery first, then qualified samples of finished products will be shown to customer to confirm before delivery.