Series 135 2-Flute Extended Length End Mill
Product Overview
If you're tackling jobs that require precision and durability, the Series 135 2-Flute Extended Length End Mills are crafted just for you. These tools offer the perfect blend of performance and reliability for professional machinists and hobbyists alike.
Designed with extended length and two flutes, they excel in plunging, slotting, and managing chip clearance at higher feed rates. Whether working with metals like aluminum alloys or plastics, these end mills have your back.
When you need a versatile cutter for steels, cast iron, composites, or copper alloys, this series ensures clean cuts and smooth finishes—making your project easier and your results sharper every time.
Key Features
- Two-flute design allowing for efficient plunging and slotting tasks
- Extended length for deep cuts and increased reach
- Available in standard and double cut types for varied material needs
- Optimized chip clearance to enhance cutting speed and reduce clogging
- Ideal for a wide range of materials including low to medium carbon steels and aluminum alloys
- Durable carbide construction for long tool life
- Precision ground to tight tolerances for smooth finishes
- Compatible with both manual and CNC milling machines
- Head diameter of 1 inch for substantial cutting surface
- Overall length designed for versatility with a length of cut of 2-1/4 inches
Specifications
- Shape / Type: Series 135 2-Flute Extended Length End Mill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 1 inch
- Length of Cut: 2-1/4 inches
- Overall Length (OAL): 5 inches
- Material Compatibility: Low to medium carbon steels, cast iron, stainless steels, composites, plastics, graphite, aluminum and aluminum alloys, copper alloys, brass, bronze
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 135-66347-02
Enhanced Productivity with Series 135 2-Flute End Mills
Choosing the Series 135 end mills means investing in tools that keep your workflow smooth and efficient over the long haul. Their durable carbide construction ensures fewer tool changes and less downtime, translating into consistent production and lower operational costs. Plus, their versatility across a broad range of materials means one set of tools can serve many purposes, streamlining your tool inventory and reducing complexity.
The Burrs4Less brand stands tall in the industry for quality and precision, continually innovating to meet evolving machining needs. These end mills reflect decades of expertise combined with cutting-edge manufacturing techniques to deliver exceptional tool longevity. Their performance doesn’t just meet standards—it helps businesses stay competitive by delivering precise, repeatable results day after day.
Case Study: Real Business, Real Results
Located in Portland, Oregon, Precision CNC Inc. upgraded to the Series 135 2-Flute Extended Length End Mills to handle new demanding aluminum projects.
"Switching to these end mills has made a noticeable improvement in surface finish and cut efficiency, allowing us to complete jobs faster with less tool wear."
Jason Miller – Production Manager
They experienced a 35% increase in throughput and reduced tool replacement costs significantly.
How Extended Length Adds Flexibility in Tough Projects
Extended length end mills feel like a handyman’s extra-long screwdriver—they reach spots standard lengths just can't, making deep drilling and slotting more manageable. The longer cutting length lets you work on thicker materials without having to swap tools or slow down your feed rate, helping you maintain accuracy while expanding your range. Think of it as having a longer arm to get into those tricky tight spots without losing control or precision.
Installation and Maintenance Guide
Setting It Up
- Ensure machine spindle is clean and free of debris before installation.
- Insert the end mill securely into the collet or tool holder to prevent slipping.
- Check that the tool is properly aligned to avoid vibration or tool breakage.
- Set the correct RPM and feed rates appropriate for your material.
- Test a trial cut on scrap material to verify settings.
Keeping It Going
- Regularly inspect the cutting edges for signs of wear or damage.
- Keep tools clean of chips and coolant build-up after use.
- Sharpen or replace the end mill as needed to maintain quality cuts.
- Store cutters in protective cases to avoid accidental chipping.
- Use proper coolant or lubrication to reduce heat and prolong tool life.
Frequently Asked Questions
Q: What materials can these end mills work with?
They are suitable for low to medium carbon steels, cast iron, stainless steels, composites, plastics, graphite, aluminum alloys, and various copper alloys.
Q: What is the difference between standard cut and double cut?
Standard cuts are best for general milling and longer tool life, while double cuts are designed for harder materials and offer smoother finishes.
Q: How does the two-flute design affect performance?
It allows greater chip clearance, enabling faster feed rates and efficient plunging without clogging.
Q: Can these end mills be used for plunging?
Yes, the two-flute design supports plunging and slotting operations effectively.
Q: What is the overall length of these end mills?
The overall length is 5 inches, making them suitable for deeper cuts compared to standard length mills.
Q: Are these end mills compatible with CNC machines?
Absolutely, they work well with both manual and CNC milling machines.
Q: Do I need to use coolant with these end mills?
Using coolant or proper lubrication is recommended to extend tool life and maintain cut quality.
Q: What is the head diameter?
The head diameter is 1 inch, great for a variety of slot sizes and milling applications.
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Q: How do I know when it’s time to Replace or Resharpen the burr?
Replace or Resharpen it when you notice decreased cutting efficiency or visible wear on the cutting edges.
Why Choose Burrs4less?
Discover top reasons to pick our carbide burrs for your projects. Factory-direct quality at wholesale prices.
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Premium Quality
Pro-grade tungsten carbide burrs for durable, precise work.
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Affordable Pricing
Wholesale rates from USA manufacturer, high performance.
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Fast & Free Shipping
24-hour shipping, free on $100+ orders.
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Expert Guidance
Team assists in picking ideal burr for materials.
Ready for Order
Don’t let your projects wait—equip your workshop with the Series 135 2-Flute Extended Length End Mills today. Experience the perfect mix of durability, precision, and versatility that keeps your work sharp and on schedule.
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