2-Flute Extended Length End Mill 1/4 Inch
Product Overview
Meet the Series 135 2-Flute Extended Length End Mills L, XL—a versatile cutting tool designed to deliver precision and durability. Perfect for professionals who need a reliable tool for various milling tasks, these end mills offer excellent chip clearance and can handle tougher materials smoothly.
If you work with low to medium carbon steels, cast iron, stainless steels, or even non-metal materials like composites and plastics, this tool adapts effortlessly. Its two-flute design shines in plunging, slotting, and heavier cuts where efficiency counts.
Get ready to enhance your milling projects with a tool that balances performance with longevity—ideal for metalworkers, fabricators, and machinists aiming for top-quality results.
Key Features
- Extended length for deep cuts and reach
- Two-flute design improves chip evacuation and surface finish
- Head diameter of 1/4 inch for precision milling
- Length of cut at 1-1/8 inch balances cutting depth and rigidity
- Overall length of 3 inches fits most milling machines
- Ideal for plunging and slotting operations
- Compatible with various materials: steel, cast iron, stainless, composites, plastics, aluminum, copper alloys
- Designed for high feed rates in heavy peripheral milling
- Durable carbide construction for long tool life
- Made in the USA for quality assurance and consistency
Specifications
- Shape / Type: Extended Length End Mill
- Cut Type: 2-Flute
- Head Diameter: 1/4 inch
- Length of Cut: 1-1/8 inch
- Overall Length: 3 inches
- Material Compatibility: Low to medium carbon steels, cast iron, stainless steels, composites, plastics, aluminum, copper alloys, brass, bronze
- Brand / Manufacturer: Series 135
- Made In: USA
- SKU / Part Number: 135-17203-02
Why Professional Metalworkers Rely on Series 135 End Mills
The Series 135 2-Flute Extended Length End Mills are more than just cutting tools—they’re an investment in consistent, reliable productivity. By reducing the risk of tool clogging and overheating with their smart two-flute design, these end mills help minimize downtime and maintenance costs, keeping your shop rolling smoothly. Their toughness means fewer replacements, translating directly into less interruption and better budget control for daily operations.
Series 135 has carved out a strong reputation in the metalworking community for blending innovation with tried-and-true manufacturing standards. Crafted right here in the USA, these end mills reflect decades of experience and quality assurance that professionals trust. Beyond durability, they deliver efficiency gains that make even challenging material jobs look easy, helping your business stay ahead in a competitive market.
Case Study: Real Business, Real Results
Located in Dayton, Ohio, Precision Fab upgraded their milling tools to improve machining on stainless steel parts.
"Switching to the Series 135 2-Flute Extended Length End Mill seriously boosted our throughput. The efficient chip clearance means less downtime and cleaner cuts every time."
Lisa Carter – Operations Manager
Increased production speed by 35% while reducing tool change frequency.
Why the Two-Flute Design Matters for Your Milling
Two-flute end mills are like the multitaskers of the cutting tool world. Think of them as a pair of efficient hands clearing a mess quickly. The two flutes create wide channels for chips to escape during cutting, preventing clogging and overheating. This is especially helpful in heavy cuts or when working with materials prone to gumming up tools, such as aluminum or plastics. It’s like having a well-organized workbench where tools aren’t constantly getting in each other’s way, resulting in smoother, faster milling and extended tool life.
Installation and Maintenance Guide
Setting It Up
- Ensure the mill is securely mounted in your machine’s collet or holder.
- Check that the overall length and head diameter fit your operation.
- Use appropriate spindle speeds and feed rates for the material you're working with.
- Verify proper coolant or air blast settings to keep the tool cool.
- Inspect before use for any visible damage or wear.
Keeping It Going
- Regularly clean the tool to remove residue and chips.
- Sharpen or replace the end mill when cuts become rough or costly in terms of finish.
- Avoid excessive feed rates that could cause tool breakage.
- Store in a protective case or holder to prevent damage.
- Keep machine tool spindle and collet clean for better tool life and accuracy.
Frequently Asked Questions
Q: What materials can I machine with this end mill?
A: It’s suitable for low to medium carbon steels, cast iron, stainless steels, composites, plastics, aluminum alloys, copper alloys, brass, and bronze.
Q: What’s the benefit of a two-flute end mill over more flutes?
A: Two-flutes provide better chip clearance, making them ideal for slotting and plunge cuts, especially in softer or gummy materials.
Q: What are the typical cutting depths for this tool?
A: The length of cut is 1-1/8 inches, suitable for moderate depth milling.
Q: Can this end mill be used for plunge cutting?
A: Yes, the two-flute design supports efficient plunge cutting operations.
Q: What is the overall length of the tool?
A: The overall length is 3 inches, offering extended reach for deeper cutting jobs.
Q: Is this tool compatible with CNC machines?
A: Absolutely, it’s designed to work well with both manual and CNC milling machines.
Q: How should I maintain this end mill for longest life?
A: Regular cleaning, correct feed rates, and timely sharpening or replacement help maintain performance.
Q: Is coolant recommended during use?
A: Using coolant or air blast helps keep the tool cool and prolong its life, especially in heavy-duty milling.
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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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Expert Guidance
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Ready for Order
Don’t wait to upgrade your milling game—stock up on the Series 135 2-Flute Extended Length End Mills today. With reliable performance and broad material compatibility, your next machining project just got a whole lot easier.
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