2-Flute Extended Length End Mill 5/16 Inch
Product Overview
Looking for an end mill that can handle a variety of materials with precision? The Series 135 2-Flute Extended Length End Mill is designed exactly for that. It’s perfect for machinists and metalworkers needing a versatile cutting tool that doesn’t quit.
This 2-flute cutter excels in plunging, slotting, and tackling heavy peripheral cuts. Crafted for use with materials ranging from low to medium carbon steels and cast iron to stainless steel and aluminum alloys, it’s your go-to for diverse machining tasks.
With its extended length and optimized chip clearance, it boosts productivity and chip evacuation. Whether you’re working on composites, plastics, or brass, this tool delivers smooth, efficient cuts every time.
Key Features
- 2-flute design for enhanced chip clearance and faster feed rates
- Extended length ideal for deep slotting and plunging operations
- Head diameter: 5/16 inch for precise cutting
- Length of cut: 1-5/8 inch ensures ample working surface
- Overall length: 5/16 x 4 inches for increased reach
- Works with a wide range of materials including steels, cast iron, and non-ferrous metals
- Optimized for heavy peripheral cutting to improve efficiency
- Designed for general milling applications with great versatility
- Manufactured to maintain sharpness and durability over extended use
- Compatible with CNC machines and manual milling setups alike
Specifications
- Shape / Type: 2-Flute Extended Length End Mill
- Cut Type: 2-Flute
- Head Diameter: 5/16 inch
- Shank Diameter: 5/16 inch
- Length of Cut: 1-5/8 inch
- Overall Length: 4 inches
- Material Compatibility: Low to medium carbon steels, cast iron, stainless steel, composites, plastics, graphite, aluminum alloys, copper alloys, brass, bronze
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 135-21305-02
Long-Term Reliability That Keeps Your Shop Running
The Series 135 2-Flute Extended Length End Mill isn’t just about its immediate cutting abilities—it’s built to last job after job. Because it’s engineered for a variety of materials, you won’t need to swap tools as often, saving you downtime and reducing replacement costs. This means smoother operations, fewer surprises, and a more predictable workflow that helps you meet your deadlines without a hitch.
Trust in a Brand with American Craftsmanship and Innovation
Burrs4Less has been a leader in carbide cutting tools for years, and this model reflects our commitment to quality and innovation made right here in the USA. With tight manufacturing controls and premium materials, each end mill goes through rigorous checks to ensure consistent performance. This reputation for reliability has earned us recognition among metalworking pros nationwide, so you’re investing in a tool backed by expertise and industry respect.
Case Study: Real Business, Real Results
Houston, TX – precision tooling upgrade for aerospace parts
"Switching to the Series 135 2-Flute Extended Length End Mill significantly improved our machining accuracy on complex components. It’s durable and handles our higher feed rates without faltering."
Joanna Ellis – Manufacturing Engineer
Enhanced overall cycle time by 30% while maintaining tight tolerances.
Why 2-Flute Design Improves Cutting Efficiency
Think of the 2-flute end mill like a wide snowplow clearing a road — it leaves generous space for chips to escape, preventing clogging during cuts. This design reduces heat buildup and allows you to work at higher feed rates without sacrificing surface finish. By having two cutting edges spaced evenly, you strike the perfect balance between smoothness and speed, especially useful when working with softer materials or metals that produce large chips.
Installation and Maintenance Guide
Setting It Up
Keeping It Going
Frequently Asked Questions
Q: What materials are these end mills best suited for?
They are ideal for low to medium carbon steels, cast iron, stainless steel, aluminum alloys, brass, bronze, plastics, and composites.
Q: Can I use this tool for deep slotting?
Yes, the extended length and 2-flute design make it well-suited for deep slots.
Q: What is the overall length of the end mill?
It measures 4 inches overall length.
Q: What is the diameter of the cutting head?
The head diameter is 5/16 inch.
Q: Is this tool compatible with CNC machines?
Yes, it works well on both CNC and manual milling machines.
Q: How does the 2-flute design benefit chip removal?
The design offers ample space between flutes to clear chips faster, reducing heat and improving cut quality.
Q: What feed rates are recommended?
Feed rates depend on material, but this tool is designed to perform well at higher feed rates due to chip clearance.
Q: Can I use this end mill on aluminum alloys?
Absolutely, it works efficiently on aluminum and related alloys.
Q: Does the overall length affect tool rigidity?
Longer length tools are a bit less rigid, so proper feeds and speeds are recommended to avoid chatter.
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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 milling projects slow down—grab the Series 135 2-Flute Extended Length End Mill today and feel the difference in every cut. Stock is ready and waiting to ship fast, so you can get back to work with confidence and precision.
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