CNMM Screw-On Insert 19x6x8 mm

$12.29
  • Sku : CNMM642
  • Cut Type : Carbide Insert
  • CNMM642 INSERT CNMM 19 06 08 3/4 I.C.: 1/4 WIDTH: 1/32 CARNER RADIUS: 0.312 THRU HOLE
This Product Minimum Qty for Order : 10
51
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Product Overview

Looking for a versatile insert that can handle both semi-finishing and finishing tasks with ease? The CNMM 19 06 08 insert is specially designed for professionals who demand precision and reliability in their cutting tools.

This screw-on type insert fits securely, providing consistent performance across a wide variety of materials, making it a solid choice for metalworking and machining experts.

Featuring a 3/4 inch inscribed circle and a 0.312-inch corner radius, this insert gives you the control and durability needed to tackle your toughest projects efficiently.

Key Features

  • Screw-on style for easy installation and secure fit
  • Standard or double cut options for versatile material compatibility
  • 3/4" inscribed circle for enhanced stability during cutting
  • 0.312" corner radius ideal for semi-finishing and finishing tasks
  • 0.25" width allowing precise, detailed machining
  • Thru-hole design for secure attachment and reduced movement
  • Durable construction for long-lasting use
  • Perfect for a wide range of materials from soft to hardened metals
  • Compatible with many tool holders using CNMM inserts
  • Reduces tool changeover times with reliable screw-on attachment

Specifications

  • Shape / Type: CNMM (Square with rounded corners)
  • Cut Type: Carbide Insert
  • Head Diameter (I.C.): 3/4 inch (0.75")
  • Width: 1/4 inch (0.25")
  • Corner Radius: 0.312 inch
  • Thru Hole: Yes
  • Material Compatibility: Wide range of materials (semi-finishing and finishing)
  • Brand / Manufacturer: Burrs4Less
  • Made In: USA
  • SKU / Part Number: CNMM642

Long-Term Value with Burrs4Less CNMM Inserts

Beyond the numbers and technical specs, these CNMM inserts are designed with business efficiency in mind. The durability and secure screw-on fit translate to fewer tool changes and less downtime in your workflow, which ultimately means your shop runs smoother and profits improve. The dependable finish quality also means fewer parts needing rework or scraping, saving material costs and labor hours over the long haul.

Trusted Quality from an Industry Leader

Burrs4Less has built a solid reputation supplying cutting tools that pros rely on across the USA. With a strong focus on innovation and reliability, their CNMM line benefits from rigorous manufacturing standards. You get consistent performance that meets industry requirements, backed by knowledgeable support. These inserts also contribute to more energy-efficient machining by maintaining sharp edges longer and producing less scrap, making your shop greener in the process.

Case Study: Real Business, Real Results

Chicago, IL – A local precision machining shop switched to the CNMM 19 06 08 inserts to improve finishing quality on diverse materials.

"Since upgrading to these inserts, our semi-finishing process has become more consistent, significantly reducing rework and improving overall product quality."

Jessica Moreno – Production Manager

Increased finishing accuracy by 30%, leading to faster turnaround times.

Why the Screw-On Design Makes Your Workflow Smoother

The screw-on type of this CNMM insert isn’t just for show — it ensures that the insert sits snugly and securely in the tool holder. Think of it like screwing on a bike's tire valve cap. Just as that cap stops air from leaking, the screw-on design keeps the insert firmly in place during your cutting tasks, preventing slips or vibration that can mess with precision and tool life.

This means you get consistent cuts with less fuss, improving not only the finish quality of your parts but also extending the life of both the insert and the holder.

Installation and Maintenance Guide

Setting It Up

  • Ensure the tool holder is clean and free of debris before installation.
  • Align the CNMM insert carefully over the thru-hole on the holder.
  • Use the appropriate screw to firmly attach the insert, ensuring it’s tight but not over-torqued.
  • Check insert positioning to avoid uneven wear or tool chatter.
  • Test run at low speed to confirm secure installation.

Keeping It Going

  • Regularly inspect the insert for wear or damage, replacing as needed.
  • Clean the screw and holder threads periodically to prevent buildup.
  • Avoid over-tightening screws to preserve insert integrity.
  • Store inserts in a dry, protected environment  when  not in use.
  • Use proper cutting parameters to extend insert life and maintain performance.

Buying Guide: Choosing the Right CNMM Inserts

  • Need help Selecting the right cut type? Standard cuts are great for general-purpose work, while double cuts offer smoother finishes.
  • Unsure about insert size? Match the inscribed circle size to your tool holder for seamless fit.
  • Wondering if the corner radius matters? Larger radius inserts reduce tool wear and are better for finishing; smaller radius for detailed work.
  • Concerned about material compatibility? Choose inserts rated for the materials you regularly work with.
  • Looking for durability? Opt for screw-on style inserts for a secure hold and longer usage.
  • Still uncertain? Check your machining requirements and consult manufacturer guidelines for best results.

Frequently Asked Questions

  • Q: What materials is the CNMM 19 06 08 insert compatible with?

    The insert is designed for a wide range of materials, suitable for both semi-finishing and finishing operations.

  • Q: Can I use this insert for heavy roughing?

    This insert is best suited for semi-finishing and finishing rather than heavy roughing tasks.

  • Q: How do I install this insert properly?

    Secure it onto your tool holder using the screw-on mechanism, ensuring it’s tight but not over-torqued.

  • Q: What does the corner radius of 0.312" affect?

    The corner radius influences the finishing quality and tool life, with a larger radius offering smoother finishes.

  • Q: Is this insert compatible with all CNMM tool holders?

    It fits standard holders designed for CNMM style inserts.

  • Q: Does the double cut option improve finish quality?

    Yes, double cut inserts generally provide a finer finish compared to standard cuts.

  • Q: What is the inscribed circle (I.C.) size?

    It’s 3/4 inch, which is important for matching the insert to your tool holder.

  • Q: How often should I replace the insert?

    Replace when you notice performance drops or visible wear; regular inspection helps assess this.

  • 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.

  • Premium Quality

    Pro-grade tungsten carbide burrs for durable, precise work.

  • Affordable Pricing

    Wholesale rates from USA manufacturer, high performance.

  • Fast & Free Shipping

    24-hour shipping, free on $100+ orders.

  • Expert Guidance

    Team assists in picking ideal burr for materials.

What Customers Are Saying

  • These inserts fit perfectly and deliver a smooth finish every time.

    Mark T. | Machinist

  • Strong, reliable, and easy to install—good value for the price.

    Lisa B. | Fabrication Specialist

  • Works well on a variety of metals but could last longer under heavy use.

    David R. | Production Technician

  • Saved me a lot of hassle with its secure screw-on design—no insert slippage!

    Nancy K. | CNC Operator

  • Consistent cuts even on tough materials. Great product.

    Jason M. | Tooling Engineer

Ready for Order

Don't wait to upgrade your machining setup—order the CNMM 19 06 08 insert today and experience the perfect blend of precision and durability. Your projects deserve the best tools, so get yours now and keep your shop running at peak performance.

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