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Item #:
92302670
GBJ TCMT32.52 TCMT16T308 Gold 10pcs Carbide Inserts External Turning Inserts Cutting Tools Processing of Steel Parts and Stainless Steel for
87% of respondents would recommend this to a friend
Item #:
92302670
XAF 20681
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*All items will import from US
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Imported from USA store
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TCMT21.5 inserts are made of solid carbide with tin coated, offer long tool life and faster cutting speed, low friction coefficient, good wear resistance
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What Stands Out
Precision Engineering
Crafted with high-quality carbide, this lathe tool holder ensures precision in cutting, allowing for intricate designs and smooth finishes in various metalworking projects.
Versatile Inserts
Includes TCMT16T304 and TCMT32.51 carbide inserts, providing flexibility for diverse machining operations while enhancing tool longevity and performance.
User-Friendly Design
The tool holder is designed for easy insert replacement, minimizing downtime and maximizing productivity, making it ideal for both professional and hobbyist metalworkers.
Product Details
- Set of 20pcs TCMT21.51 turning inserts
- Includes TCMT110204 carbide inserts
- Features 91° turning holder boring bars
- Compatible with S08K/S10K/S12M-STFCR11 1/3 3/8 1/2 holders
- Versatile TCMT insert for multiple turning applications
- High-quality carbide inserts for efficient turning operations
| Country of Origin | This item will be imported from US |
| Item Weight | 1.5 lbs (680 grams) |
| What is in the box | GBJ TCMT32.52 TCMT16T308... For more details, please check description/product details |
Who Should Buy?
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Hobbyist Machinists
Ideal for enthusiasts who enjoy creating components using a lathe, offering user-friendly operation and versatility.
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Small Workshop Owners
Perfect for small businesses needing reliable and precise cutting tools for various metalworking tasks.
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DIY Home Projects
Great for DIY enthusiasts looking to achieve professional results in home metalworking projects using lathe tools.
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Professional Machinists
May lack advanced features and performance needed for high-precision professional machining applications.
Product Description
GBJ TCMT32.52 TCMT16T308 Gold 10pcs Carbide Inserts External Turning Inserts Cutting Tools Processing of Steel Parts and Stainless Steel for STFCR/L2020K16 STFCR/L2525K16 Lathe Turning Tool Holder
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are TCMT21.51 Turning Inserts used for?
Answer: TCMT21.51 Turning Inserts are specifically designed for machining operations, particularly for turning and boring materials like steel, aluminum, and other common alloys. These inserts replace the cutting edges on a lathe, allowing for precise shaping of metal workpieces. They are beneficial in scenarios where cutting efficiency and surface finish quality are critical. Users in manufacturing industries often choose these inserts for their durability and ability to withstand high cutting speeds. -
Question:
What materials are compatible with TCMT21.51 Carbide Inserts?
Answer: TCMT21.51 Carbide Inserts are versatile and can be used effectively on a variety of materials including stainless steel, cast iron, and high-temperature alloys. The carbide composition provides wear resistance, making them suitable for challenging cutting conditions. For example, they are ideal for machining components in automotive and aerospace applications where precision and longevity of the cutting edge are essential. -
Question:
How do I choose the right turning insert for my lathe?
Answer: Choosing the right turning insert involves considering factors like the material of the workpiece, the type of machining operation, and the desired finish. For instance, TCMT21.51 inserts are excellent for heavy-duty applications and can handle higher feed rates. Consult your lathe’s specifications and match the insert geometry to your needs to optimize performance and tool life. -
Question:
Can TCMT21.51 inserts be used for boring operations?
Answer: Yes, TCMT21.51 inserts are designed not only for turning but also for boring operations. When paired with appropriate turning holders, they can achieve precise hole diameters and finishes. This feature makes them a popular choice among machinists who require flexibility in their operations, allowing them to perform both turning and boring without changing tools. -
Question:
What is the geometry of TCMT21.51 Inserts and how does it impact performance?
Answer: The TCMT21.51 Inserts feature a specific geometrical design that optimizes cutting angles for improved chip control and surface finish. The 91-degree cutting edge, in particular, helps minimize cutting forces and enhance tool life. By understanding the geometry, machinists can select the right insert based on their specific cutting conditions, leading to enhanced performance in both light and heavy machining tasks. -
Question:
Are these inserts suitable for high-speed machining?
Answer: Absolutely, TCMT21.51 Inserts are engineered to withstand high-speed machining environments. Their carbide material enables them to maintain sharpness and resilience even under intense heat generated during rapid cutting. This makes them a favorite among professionals looking to maximize productivity while ensuring quality outputs in high-speed applications. -
Question:
How many inserts come in a typical package?
Answer: A typical package of TCMT21.51 Inserts contains 20 pieces, providing sufficient quantities for substantial machining tasks. Having multiple inserts readily available allows users to manage different projects without interruptions, aligning well with manufacturing schedules and operational demands. -
Question:
What is the advantage of using carbide inserts like TCMT21.51 over HSS?
Answer: Carbide inserts like TCMT21.51 offer significant advantages over high-speed steel (HSS) inserts, primarily in terms of durability and heat resistance. Carbide can withstand higher temperatures without losing hardness, allowing for longer cutting intervals and less frequent tool changes. This results in enhanced efficiency, especially in demanding machining applications where precision is critical. -
Question:
Can these inserts work with different turning holders?
Answer: Yes, TCMT21.51 Inserts are designed to be compatible with various turning holders, such as the S08KS and STFR series. This adaptability allows machinists to utilize their existing tooling systems effectively, optimizing their setups for specific tasks without needing extensive modifications. Always check your holder specifications to ensure compatibility. -
Question:
Where can I buy GBJ 20pcs TCMT21.51 Turning Inserts?
Answer: You can buy GBJ 20pcs TCMT21.51 Turning Inserts from Ubuy. Ubuy offers a wide selection of industrial components, including these specific carbide inserts, ensuring that you can easily acquire high-quality tools for your machining needs, aligned with your operational requirements.
GBJ Turning Inserts Editorial Review
The GBJ 3pcs 1/2 inch Indexable Carbide Lathe Turning Tool Holder has garnered a positive reception among customers, particularly for its performance in machining tasks. Reviewers Consistently highlight the impressive finish achieved when using these tool holders, indicating that they contribute significantly to the quality of work. The longevity of the included carbide inserts, TCMT16T304 and TCMT32.51, is also praised, with several users noting that they outlast the original inserts that came with other tools, thus providing better value for maintenance and repair jobs. Despite some minor concerns, such as missing components like an extra screw which necessitated additional spending, the overall feedback remains favorable. Customers have noted that these tools work well for both small and large lathes, making them versatile for various applications. They are particularly well-suited for rough work, which adds to their appeal in workshop environments where durability and efficiency are paramount. All things Considered, the GBJ tool holder set is viewed as a reliable and effective choice for anyone looking to enhance their lathe operation, making it a recommended purchase, especially for those who engage in regular mechanical maintenance tasks. **
Customer Reviews & Ratings
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Pros
- Excellent finish quality achieved with use
- Durable carbide inserts that last longer than original tools
- Versatile for both small and large lathes
- Effective for rough machining tasks
Cons
- Missing components (like the extra screw) noted by some users
Platform Trust & Buyer Confidence
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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
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“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”
25 August 2026 · via Trustpilot
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“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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XAF 20681
Order now and get it around Thursday, September 17
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Size: TCMT 21.51(TCMT110204), 3/32'' Thick, 1/64'' Radius, 7 degrees relief angle
- Suitable for For S08K/S10K-STFCR11 Lather Turning Tool Holder
- 20pcs TCMT110204 / TCMT 21.51 Gold carbide inserts
- Used for turning and finishing on stainless iron parts
- Carbide blades feature wear-resistant and heat-resistant
- Packaged in two high-quality plastic boxes
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