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Product profile
Customization
AvailableFlange
With FlangeNut Number
SingleModel NO.
SFi1610Nut Type
CirculatorPrecision
C10Rows Number
4-RowScrew Diameter
11-20mmType
Inner LoopProduct Name
Ersk/Tbi Ball ScrewMaterial
CF53Length
Max3000mmManufacturing Process
Rolled ThreadThread Direction
Right Thread DirectionApplication
CNC Milling MachineryStructure
Ball Screw Shaft+Nut+Steel BallsFeature
Interchanged EasilyTreatment
Heat TreatmentHardness
HRC58-60Tolerance
C5, C7, C10 PrecisionInterchanged
Easy Interchange Tbi Ball Screw and NutsEnd Machinized
Matched Bk/Bf End SupportsBallscrew Pitch
5/10mmBall Screw Nut Precision
C5Transport Package
Wooden Cartons Packing or by NegotiationSpecification
sfi seriesTrademark
ERSKOrigin
ZhejiangHS Code
8483401000Production Capacity
15000Key features
High Precision Options: Available in C5, C7, and C10 precision grades for various applications.
Easy Interchangeability: ERSK ball screws can be easily interchanged with TBI brand screws and nuts.
Customization Support: Supports customization from samples and designs with lengths up to 6000mm.
High Durability: Made with hardened materials (HRC58-62) and intensive heat treatment for long life.
Smooth Operation: Low friction design allows smooth linear motion with torque less than 30% of conventional screws.
ISO9001 Certified: Manufacturing adheres to ISO9001 certification standards with 100% product inspection.
Fast Delivery: Manufacturer with large stock ensures short delivery times based on quantity.
Technical Support: Provides after-sale service and technical assistance as per customer requirements.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 17 Years CertifiedNearest Port: Ningbo Port , Shanghai PortAverage Response Time: ≤2.78h
AI-Powered supplier vetting
SummaryLishui Wangong Precision Machinery Co., Ltd. is a limited company founded in 2008, with 98 employees and operations covering R&D, manufacturing, sales, and service. It manufactures precision transmission components, including linear shafts, ball screws, linear guides, cylinder rails, linear bearings, and roller linear rails. The supplier demonstrates documented service procedures, complaint handling, corrective and preventive actions, export licensing, OEM/ODM capability, and customization from samples and designs. Production infrastructure includes lathing, CNC machining, milling, and ultrasonic cleaning facilities, with documented finished-product inspection instructions. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas service coverage. Financial capacity is referenced for 2022–2024, but no financial performance details are provided. A BV audit is recorded with validity from April 16, 2025 to April 15, 2026, but the audit result is listed as 0...
Supplier typeThe supplier is identified as Lishui Wangong Precision Machinery Co., Ltd., a limited company founded in 2008. It is described as a combined business integrating R&D, production, sales, and service, and is not an offshore company or part of a larger company group.
After-Sales capabilityThe supplier has documented procedures and followed records for service capability assessment, corrective and preventive actions, and effective customer complaint handling. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries; therefore, its formal service processes are evidenced, while overseas after-sales reach is limited.
R&D capabilityThe supplier states that it has R&D capability, introduced new products during the past year, and provides ODM services. It can customize from samples and designs, but it explicitly has no available SDK; the available evidence supports product development capability but not a broader technology-platform capability.
Production capacityThe supplier manufactures multiple precision transmission components and operates lathing, CNC machining, milling, and ultrasonic cleaning facilities. It also has uniformly followed finished-product inspection instructions, but no quantitative productivity figures are provided and the audit evaluation result is recorded as 0, so overall production strength cannot be fully confirmed.
Customization capabilityThe supplier explicitly offers customization from samples and from customer designs, and also provides ODM services. These statements directly demonstrate both design-based customization and original design manufacturing capability.
Product Q&A
Q:What precision grades are available?
A:
We offer C5, C7, and C10 precision grades. C5 has an accuracy of 0.018mm, C7 is 0.05mm, and C10 is 0.21mm.
Q:Can these ball screws be interchanged with other brands?
A:
Yes, ERSK ball screws and nuts are designed to be easily interchangeable with Taiwan TBI ball screws and nuts.
Q:What is the maximum length available?
A:
The maximum length is 6000mm. Other lengths can be customized according to your specific requirements.
Q:What are the payment terms?
A:
For large orders, T/T or L/C are available. For small orders, PayPal and Western Union are accepted.
Q:Do you provide OEM or ODM services?
A:
Yes, we offer both OEM and ODM services, including customization from samples and designs.
Send Inquiry
*To:
Lishui Wangong Precision Machinery Co., Ltd.
Lishui Wangong Precision Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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