2-Flute Extended Length End Mill 3/4 Inch
Product Overview
If you're diving into heavy-duty milling tasks that demand both precision and strength, the Series 135 2-Flute Extended Length End Mills L, XL are engineered just for you. These end mills are perfect for professionals who need reliable tools for plunging and slotting with increased chip clearance.
Ideal for machinists and metalworking pros handling a variety of materials—from low to medium carbon steels and cast iron to aluminum and alloys—this tool delivers excellent versatility without sacrificing performance. The extended length design offers superb reach and control in those hard-to-access areas.
Crafted for durability and efficiency, these end mills can tackle composites, plastics, graphite, and copper alloys with ease. Ready to enhance your milling game with a cutter that works as hard as you do? The Series 135 is waiting to boost your workshop’s productivity.
Key Features
- Two-flute design optimized for superior chip clearance during heavy cuts
- Extended length for deep slotting and plunging applications
- Ideal for versatile use across materials like steel, cast iron, aluminum, and composites
- Durable construction for increased tool life and reliability
- Sharp cutting edges provide clean and efficient milling
- Optimized for medium to high feed rates without sacrificing finish quality
- Compatible with both ferrous and non-ferrous metals
- Precise dimensional control: 3/4" head diameter with 3" cutting length
- Long overall length (6") for extended reach in complex milling jobs
- Manufactured to meet professional standards for consistency and performance
Specifications
- Shape / Type: 2-Flute Extended Length End Mill
- Cut Type: 2-Flute
- Head Diameter: 3/4 inch
- Length of Cut: 3 inches
- Overall Length (OAL): 6 inches
- Material Compatibility: Low to medium carbon steels, cast iron, stainless steels, composites, plastics, graphite, aluminum and alloys, copper alloys, brass, bronze
- Brand / Manufacturer: Series 135
- Made In: USA
- SKU / Part Number: 135-50378-02
Why Choose Series 135 for Consistent Milling Performance
Beyond the numbers and specs, the Series 135 2-Flute Extended Length End Mills bring unmatched reliability that keeps your production line humming. Their design reduces heat and wear, meaning less downtime and fewer tool changes. This translates to cost savings over time—not just from tool longevity but also from the smooth, efficient cuts that cut your milling time. Whether you're a small machine shop or part of a larger manufacturing operation, consistency in tool performance is a huge advantage.
Quality and Innovation Backed by Burrs4Less Trust
These end mills reflect a strong commitment to quality and innovation, sourced and manufactured right here in the USA. Burrs4Less stands behind these tools, offering machining pros a product they can count on day after day. Known for their tough coatings and precise carbide blends, these cutters help tackle a wide range of materials while maintaining sharpness and finish integrity. Their eco-friendly production process ensures you’re also supporting sustainable manufacturing.
Case Study: Real Business, Real Results
Seattle, WA - A local aerospace machine shop upgraded their tooling for higher precision and efficiency.
"Switching to the Series 135 2-Flute End Mills gave us better chip evacuation and deeper reach, drastically reducing rework."
Emily Carter – Production Manager
Increased milling throughput by 35% while improving surface finish quality.
Why the Two-Flute Design Makes a Strong Impact
The two-flute setup isn’t just about slicing material—it’s about creating room for chips to escape. Think of it like stopping a traffic jam: fewer lanes mean trouble when things get crowded, but here, the two flutes open a wider path so chips don’t clog the cutting edges. This means smoother cuts, less heat build-up, and a tool that stays sharp longer. Perfect for cutting softer metals like aluminum or plastics, it also handles heavier cuts in steels without choking.
Installation and Maintenance Guide
Setting It Up
- Ensure your machine’s collet or chuck securely fits the 3/4" shank diameter for a tight grip.
- Check spindle speed settings appropriate for your material to prevent overheating.
- Use suitable coolant or lubrication to extend tool life during milling.
- Perform a test cut on scrap material to dial in feed rates and depths.
- Inspect the tool for any damages before first use to avoid poor finishes.
Keeping It Going
- Clean the end mill regularly to prevent chip buildup and corrosion.
- Sharpen or replace the tool as soon as cutting performance declines.
- Store in a dry, safe place to protect the flutes from damage.
- Monitor coolant levels and maintain lubrication for consistent operation.
- Keep a usage log to track tool lifespan and plan timely replacements.
Frequently Asked Questions
Q: What materials can I cut with the Series 135 2-Flute End Mills?
This tool works great on low to medium carbon steels, cast iron, stainless steels, composites, plastics, graphite, aluminum and its alloys, as well as copper and brass.
Q: Why choose a two-flute end mill over more flutes?
Two flutes provide better chip clearance, especially useful when cutting softer materials and for heavy cuts where chip removal is critical.
Q: What does “extended length” mean in practical use?
It allows you to reach deeper cuts and slots that standard length end mills can't, perfect for complex or deep milling tasks.
Q: Can I use this end mill for plunging?
Yes, the Series 135 two-flute design is made to handle plunging, slotting, and peripheral milling efficiently.
Q: What is the recommended overall length for my machine?
This series offers a 6-inch overall length, which suits most CNC machines designed to handle extended reach tools.
Q: How do I maintain this end mill for maximum life?
Keep it clean, use proper coolant during operation, and inspect for wear regularly to sharpen or replace when needed.
Q: Is this end mill suitable for aluminum alloys?
Absolutely, the two-flute configuration excels in cutting aluminum and aluminum alloys smoothly.
Q: What head diameter should I choose for slotting?
Choose a head diameter that matches the width of your slot; for this model, it’s 3/4 inch, suitable for wider slots.
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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
Upgrade your milling setup today with the Series 135 2-Flute Extended Length End Mills. Get dependable cutting power and extended reach that makes every job smoother. Don’t wait—equip your shop with tools designed to perform.
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