Magnetic v Block SWF Series
Description
Reviews
As a leading NdFeB Magnet manufacturer and professional magnetic tool supplier, MAG SPRING provides high-precision Magnetic V Blocks (SWF Series). Our magnetic V-blocks are widely used for holding round, cylindrical and irregular-shaped steel workpieces during precision grinding, measuring, drilling and other machining operations. With convenient on-off control switch, the magnetic force can be easily activated or released for fast loading and unloading. Each pair of magnetic V blocks is manufactured with identical high-precision dimensions to ensure perfect matching when used as a set.

Product Overview
Magnetic V Block (SWF Series) is a precision magnetic clamping tool equipped with high-performance NdFeB magnets for strong and stable magnetic holding. It is specially designed to fix round bars, pipes and awkward-shaped workpieces firmly, ensuring high accuracy in machining, inspection and positioning processes. The simple on-off switch allows one-handed operation, greatly improving work efficiency in mechanical processing workshops.
Basic Specifications
- Part No.: SWF4001 / SWF4002 / SWF4003
- Magnet Material: Strong NdFeB Magnet
- Holding Force: 150 – 230 N/cm²
- Structure: High-precision solid V-block with magnetic switch
- Sample Service: Available
- MOQ: 1 PC
- Lead Time: 30 days
- Packing: Standard brown carton / wood case
- Payment Term: T/T
- Loading Port: Ning Bo / Shang Hai
Key Features & Benefits
- Strong Magnetic Force: Built-in high-performance NdFeB magnets with 150-230N/cm² holding force
- Precision Manufacturing: Two blocks with exactly same size for matched set use
- Easy Operation: Simple on-off switch for quick magnetic activation & release
- Wide Application: Ideal for round/irregular workpiece clamping in grinding, drilling, measuring
- High Stability: Securely holds workpieces to ensure machining accuracy
- Durable Structure: Solid metal body for long service life in industrial environment
- Low MOQ: 1 piece acceptable for sample and trial orders
- Flexible Packaging: Carton or wood case available for safe transportation
Applications
Magnetic V Blocks are widely used in precision machining fields:
- Precision grinding of round bars and cylindrical workpieces
- Accurate dimension measurement and inspection
- Drilling, milling and tapping of irregular-shaped steel parts
- Workpiece positioning and fixing in CNC machining
- Mechanical maintenance and tool setting operations
- Various metal processing workshops requiring high clamping precision
Quality & Packaging
- 100% precision dimension inspection before delivery
- High-performance NdFeB magnetic force testing
- Durable standard brown carton or reinforced wood case packaging
- Compliant with EU RoHS environmental protection standards
Certifications & Compliance
- ISO9001 Quality Management System Certified
- ISO14001 Environmental Management System Certified
- EU RoHS Directive Compliance
FAQs
Q: What magnet material is used in Magnetic V Block?
A: Our magnetic V blocks adopt high-strength NdFeB Magnets for stable clamping force.
Q: What is the holding force range of SWF series magnetic V blocks?
A: The holding force ranges from 150 to 230 N/cm², suitable for various precision machining needs.
Q: Can the V blocks be used as a matched set?
A: Yes, two pieces are finished with the same high precision size to ensure perfect matching use.
Q: What is the MOQ and lead time for magnetic V blocks?
A: MOQ is 1 PC, sample available, standard lead time is 30 days.
Q: What packaging options are available?
A: We provide standard brown carton and wood case packaging for safe delivery.
About Us
MAG SPRING was founded in 2003 and located in Ningbo, Zhejiang, China. We are a professional manufacturer of magnetic application products, focusing on the R&D, design and production of NdFeB magnets, magnetic tools, magnetic V blocks and various custom magnetic assemblies.


The company has professional technical teams and advanced production equipment, operating strictly in accordance with the ISO9001 quality management system. We also focus on environmental protection and hold ISO14001 certification. All our products meet EU RoHS requirements.
Adhering to the enterprise tenet of "Efficiency, Perfection, Harmony and Dedication" and the slogan "Everything We Handle Must Be Excellent", MAG SPRING has rich experience in magnet R&D, production and sales. Our products are widely recognized by customers worldwide. We look forward to cooperating with you with high-quality products, competitive prices and professional services.

Read More: