Φ5 Copper Tube Bending Thumb Mandrel for JDM or OMS Hairpin Bender

The Thumb Mandrel is a chrome-plated dull mandrel crafted from high-quality bearing steel (SUJ2 or GCr15). Designed for precision bending of copper and aluminum tubes, it produces smooth, wrinkle-free shapes with a bright finish. Available in various forms including elliptical, semicircular, and thumb-shaped designs, this mandrel is compatible with both small and large U-shaped tube benders.

• Precision CNC lathe turning for exact specifications
• Hard chrome plating for durability and smooth operation
• Heat treated to HRC 60°-62° for extended service life
• Surface finish of Ra 0.8 for optimal performance
• 100% quality inspected for reliability

Ideal for air conditioning system production in residential, automotive, and rail transport applications. Accommodates tube diameters including Φ4.76, Φ5, Φ6.35, and Φ7, with custom sizes available upon request.

The Thumb Mandrel is essential for:

• HVAC and refrigeration systems
• Automotive heat exchangers
• Rail transport cooling systems
• Industrial tube bending operations

Manufactured by Guangzhou Runshi Mold Co., Ltd., a specialist in precision machinery manufacturing. With extensive experience in equipment molds and vulnerable parts for air conditioning and heat exchanger production, we also serve industries including:

• New energy
• Fluid control
• Medical devices
• Semiconductor
• Aerospace
• Photovoltaics
• Lithium batteries
• Petrochemicals
• High-precision automation equipment
• Electronic communication
• Automotive