A clear guide to the CNMG insert tool holder, covering design, angle, spares, and uses to help machinists get better accuracy and longer tool life.

What is a CNMG Insert Tool Holder?

A cnmg insert tool holder is used in turning machines to hold CNMG inserts. These inserts are small cutting tips made of carbide or other hard metals. You don’t need to replace the full tool when it wears out—just change the insert. This saves money and makes the job easier. The holder is made of strong steel and grips the insert tightly with a clamp and screw. This keeps the tool steady, reduces vibration, and helps the insert cut better. With the right holder, inserts last longer and give smooth, accurate results.

How to Use CNMG Insert Tool Holder

Using a cnmg insert angle is easy if you follow steps. First, pick the right holder type, left or right, as per the turning direction. Place the insert on the shim and fit it well inside the pocket. Fix it tightly with the clamp and screw so it does not move. Check the shim pin is in place to protect the holder. After that, set the holder in the machine at the correct cutting angle. Always make sure the insert edge is clean and sharp before starting. This setup gives smooth cutting, long tool life, and a fine finish on the workpiece.

Understanding the MCLNR/L Angle

One main type of cnmg insert is the MCLNR/L design. It has a 95° cutting angle, which works well for both facing and turning jobs. This angle lets the tool cut smoothly while staying strong. The letters “L” and “R” show if the holder is left-handed or right-handed. This helps machinists pick the right holder based on the cutting direction. The MCLNR/L style gives good flexibility and makes it easier to handle many turning tasks with accuracy.

Spare Parts for CNMG Insert Tool Holder

Like any tool, a CNMG turning insert also has spare parts that keep it working smoothly. Each part plays a role in holding the insert safe and steady during cutting. Here are the main ones:

•  Clamp HL1814—Holds the insert tight so it does not move while cutting.
• Clamp Screw ML0625—Fastens the clamp in place, keeping the insert stable.
•  Shim Pin CTM617 – Positions the insert correctly and protects the holder if the insert breaks.
•  CNMG12 Shim (M Type)—Supports the insert from below and prevents damage to the holder.

Though small, these spares are very important for tool life. Changing them on time keeps the holder in good shape and reduces workshop downtime.

Why CNMG Turning Inserts is Important

There are many reasons why industries like this tool holder design:

•  Cost Saving—You don’t need to change the whole holder, only the insert or spares, which cuts costs.
• Accurate Cutting—The holder keeps the insert fixed, giving clean and precise cuts.
• Flexible Use—Works well for both rough and fine turning jobs, based on the insert used.
• Strong Build—Made of tough steel, it stays reliable even in hard cutting work.
• Easy Care—Small parts are simple to replace, making upkeep quick and hassle-free.

Where CNMG Insert Tool  Are Used

This tool holder is used in various industries where metal turning is required. Some common applications include:

• Automobile Industry – For turning engine parts, shafts, and other precision components.
  
• Aerospace Industry – For machining high-strength alloys used in aircraft parts.
  
• General Engineering—For manufacturing machine parts, pipes, and fittings.
  
• Workshops—For daily machining tasks like rough turning, facing, and finishing.
  

Its wide usage proves its reliability and importance in modern machining.

Tips to Maintain the Tool Holder

To get the best performance from CNMG Turning Inserts, proper care and maintenance are necessary. Here are some simple tips:

• Always use the right size insert and spare parts.
  
• Clean the holder and insert pocket regularly to remove chips and dirt.
  
• Replace worn-out clamps, screws, and shims on time.
  
• Do not overtighten screws, as this can damage the holder body.
  
• Store the holder in a dry place to avoid rust and corrosion.
  

Following these practices ensures long tool life and smooth machining results.

Why Buy from Trusted Suppliers

When buying CNMG Turning Inserts, always pick a trusted supplier. A good supplier gives original spares, the correct size, and strong quality. Jaibros is a reliable choice where you can get holders, inserts, and spare parts that meet industry needs. Choosing the right source saves cost and keeps your machining work smooth.

Conclusion

The CNMG turning insert is very important in machining. It holds the insert firmly, gives better accuracy, saves cost, and improves work speed. With spare parts like clamps, screws, shim pins, and shims, it works as a full setup for modern turning jobs. Whether in a small shop or a large factory, this tool holder is useful every day. By knowing its design, angle, and care, you can get the best results and longer life from your tools.

Frequently Asked Questions (FAQs)

Q1: What is the use of a CNMG turning insert?
A CNMG turning insert is used to hold the CNMG insert firmly in place during turning work. It gives stability, better accuracy, and smooth cutting results.

Q2: What angle does the MCLNR/L-type holder provide?
The MCLNR/L type holder provides a 95° cutting angle, which makes it suitable for both facing and turning operations with good strength and accuracy.

Q3: Can spare parts be replaced easily?
Yes, the spare parts like clamps, screws, shims, and pins can be replaced easily, which makes the CNMG Turning Inserts simple to maintain.

Q4: Where are the CNMG turning inserts mostly used?
The CNMG Turning Inserts are mostly used in workshops and the automotive, aerospace, and general engineering industries for turning and facing jobs.

Q5: How to increase the life of a tool holder?
You can increase the life of a tool holder by cleaning it often, using the right inserts and spares, avoiding over-tightening screws, and storing it safely.