Guangzhou Runshi Mould Co., Ltd.
                                                                                                           
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16 Years
Since 2010
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Φ12.7mm Flute Type Hole Punch Tool SKH51 Punch Bullet For Punching Machine

Price Negotiable
Price: Negotiate Price
MOQ: 10 PCS
Delivery Time: 10-15 work days
Brand: Punching Bullet
Product Description
Φ12.7mm Flute Type Hole Punch Tool SKH51 Punch Bullet
Precision-engineered punching bullet tool for CNC punching machines, manufactured from high-grade SKH51 steel for exceptional durability and performance in HVAC component production.
Key Features
  • Material: SKD11, DC53 or HSS SKH51 (HRC 60°-62° heat treatment)
  • Precision CNC lathe turning with Ra 0.4 surface finish
  • 100% quality inspected for consistent performance
  • Available in standard sizes from Φ5mm to Φ22.22mm
  • Custom configurations available (OEM/ODM service)
Technical Specifications
Attribute Value
Process Tube Diameter Φ9.52mm - Φ110mm
Punching Hole Diameter Φ5mm, Φ6.0mm, Φ6.35mm, Φ7mm, Φ7.94mm, Φ8.9mm, Φ9.53mm, Φ12mm, Φ12.7mm, Φ14.5mm, Φ15.88mm, Φ19.05mm, Φ22.22mm
Material Hardness HRC 60°-62°
Surface Finish Ra 0.4
Compatible Machines
  • CNC Hole Punching Machines
  • CNC Tube Perforating Machines
  • CNC Flute Type Punching Machines
  • Integrated Tube Cutting/Bending/Punching Machines
  • OMS and JDM Automatic Punching Systems
Material Compatibility
Designed for punching holes in copper, aluminum, and stainless steel tubes used in air conditioning condenser and evaporator pipe fittings.
Technical Reference Table
Process Tube Dia. Punching Hole Dia.
Φ9.53mm (3/8") Φ5mm
Φ12.7mm (1/2") Φ5mm, Φ6.35mm, Φ7mm
Φ15.88mm (5/8") Φ5mm, Φ6.35mm, Φ7mm
Φ19.05mm (3/4") Φ5mm, Φ6.35mm, Φ7mm, Φ9.52mm
Φ22.22mm (7/8") Φ5mm, Φ6.35mm, Φ7mm, Φ9.52mm, Φ12.7mm
Custom sizes available upon request
Product Gallery
Manufacturing Information
Manufactured by Guangzhou Runshi Mold Co., Ltd., specializing in precision tooling for HVAC, refrigeration, and heat exchanger industries. Our facility also serves sectors including new energy, medical devices, aerospace, and automotive applications.
Modern manufacturing workshop facility
Frequently Asked Questions
What materials are used for these punching bullets?
We manufacture using SKD11, DC53, or HSS SKH51 steel with HRC 60°-62° heat treatment for optimal durability.
Are you a manufacturer or trading company?
We are the direct manufacturer with full production capabilities.
What is the lead time for orders?
Stock items ship in 10-15 working days. Custom orders require 20-25 working days depending on quantity.
Do you accept custom specifications?
Yes, we provide OEM/ODM services. Please provide samples or drawings for custom requirements.
What are your payment terms?
Orders ≤$10,000 require 100% advance payment. Larger orders require 50% deposit with balance before shipment.
For additional inquiries or custom requirements, please contact our technical sales team.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Runshi Mould Co., Ltd.
Location 101,NO.3,Lane1,Xiao Tang Fang New District,Zhang bian Village,Nancun Town,Panyu District, Guangzhou
Contact Person jackbing

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