Series 135 2-Flute Extended Length End Mill 5/16 Inch
Product Overview
This Series 135 2-Flute Extended Length End Mill is a precision-crafted cutting tool designed to handle a variety of milling needs with ease. Its extended length and specialized 2-flute design make it ideal for applications requiring deeper cuts without sacrificing performance.
If you’re a machinist or metalworker who often works with materials like low to medium carbon steels, cast iron, aluminum alloys, or composites, this end mill is built for you. It excels in slotting, plunging, and heavy peripheral cuts by providing excellent chip clearance even at higher feed rates.
With a head diameter of 5/16 inch and an overall length of 3 inches, this tool balances reach and rigidity perfectly. Ready to upgrade your milling setup? This Series 135 end mill offers reliability and efficiency across a broad range of materials.
Key Features
- Two-flute design optimized for slotting and plunging operations
- Extended length for reaching deeper workpieces
- High chip clearance enables faster feed rates and reduces clogging
- Head diameter of 5/16 inch supports detailed precision
- Length of cut at 1-1/8 inch for versatile cutting depths
- Overall length of 3 inches allows access to hard-to-reach areas
- Suitable for low to medium carbon steels, cast iron, and easy machinable stainless steels
- Works well with composites, plastics, graphite, aluminum, and copper alloys
- Durable carbide construction ensures long tool life
- Manufactured for consistent performance in high-volume milling tasks
Specifications
- Shape / Type: 2-Flute Extended Length End Mill
- Cut Type: 2-Flute
- Head Diameter: 5/16 inch
- Length of Cut: 1-1/8 inch
- Overall Length (OAL): 3 inch
- Material Compatibility: Low to medium carbon steels, cast iron, stainless steels, composites, plastics, graphite, aluminum, copper alloys
- Brand / Manufacturer: Series 135
- Made In: USA
- SKU / Part Number: 135-21203-02
Efficiency and Reliability You Can Count On
Choosing the Series 135 2-Flute Extended Length End Mill means investing in a tool designed not just for cutting, but for lasting performance. Its robust construction and optimized flute geometry reduce wear and heat buildup, cutting down on frequent tool changes and machine downtime. For businesses handling a variety of materials daily, this translates into smoother operations and consistent output quality, which ultimately contributes to increased profitability and less maintenance hassle over the long run.
With a solid reputation in the industry, the Series 135 collection embodies the quality and innovation you expect from American-made cutting tools. This end mill has been developed with input from professionals and tested in rigorous conditions to meet high standards. not only does it support precision machining needs, but it also aligns with energy efficiency goals by improving machining speed and reducing waste, making it a great choice for forward-thinking shops focused on productivity and sustainability.
Case Study: Real Business, Real Results
Based in Milwaukee, WI, Johnson Precision Tools upgraded their machining operations to the Series 135 2-Flute Extended Length End Mills for improved depth capability.
“Switching to these extended length end mills allowed us to maintain tight tolerances on deep slots without sacrificing cycle times. The increased chip clearance helps keep the tools cooler and longer lasting.”
Emily Carter – Production Manager
Boosted machining efficiency by 35% while reducing tool changes.
How Two-Flute Design Keeps Chips Moving Smoothly
The two-flute cutter design isn’t just about appearance; it plays a crucial role in chip evacuation. Imagine trying to shovel snow with a narrow shovel that lets snow fall through versus a wide one that scoops it all up. The two flutes create wider spaces for chips to flow freely out of the cut, preventing clogging and heat buildup. As a result, your tool runs cooler and sharper for longer, especially when tackling dense materials or deep slots.
Installation and Maintenance Guide
Setting It Up
- Ensure the tool holder is clean and free of debris before installation.
- Insert the end mill fully into the collet for maximum stability.
- Tighten the collet nut securely but avoid over-tightening to prevent damage.
- Confirm the machine spindle speed and feed rate match recommended values.
- Run a slow test cut to verify proper installation and alignment.
Keeping It Going
- Regularly inspect the end mill for signs of wear or chipping.
- Clean the tool thoroughly after each use to remove accumulated chips and residue.
- Apply appropriate cutting lubricant or coolant to reduce heat and friction.
- Store the end mills in a safe place to prevent knocks or drops.
- Replace the tool promptly if performance deteriorates to maintain machining quality.
Frequently Asked Questions
Q: What materials is this 2-flute end mill best suited for?
A: It performs well on low to medium carbon steels, cast iron, easy-to-machine stainless steels, composites, plastics, aluminum alloys, and copper alloys.
Q: Can this end mill be used for plunging operations?
A: Yes, the 2-flute design is optimized for plunging and slotting.
Q: What is the significance of the extended length?
A: The extended length allows for deeper cuts and better accessibility in complex parts.
Q: How does the 2-flute design affect chip removal?
A: Two flutes provide larger chip clearance space, reducing clogging and heat buildup.
Q: What is the overall length of this end mill?
A: The overall length is 3 inches, with a cut length of 1-1/8 inches.
Q: Is this tool made in the USA?
A: Yes, Series 135 end mills are manufactured in the USA.
Q: Can this end mill be used on aluminum alloys?
A: Absolutely, it’s designed for efficient cutting of aluminum and similar metals.
Q: What shank diameter does this end mill have?
A: The shank diameter matches the cutting diameter at 5/16 inch for secure holding.
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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.
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Ready for Order
Don’t wait to boost your machining capabilities – add the Series 135 2-Flute Extended Length End Mill to your toolkit today. Precision, durability, and versatility all wrapped into one reliable package, ready to help you tackle your toughest jobs.
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