Product Overview
This triangular TNGA-style insert is CBN coated on a high carbon steel body, giving superhard cutting performance for external turning of hardened steels and difficult materials. The indexable triangular geometry provides three usable cutting edges per insert for economical tool life.
Product Shots
Key Features
- CBN coated cutting edge for superhard, high-temperature machining
- Indexable triangular geometry with three cutting edges per insert
- Suitable for external turning of hardened steel and hard alloys
- Stable edge for improved surface finish and dimensional accuracy
- OEM and custom grade options available for volume orders
Typical Applications
- External turning of hardened steel
- Hard turning and superfinishing of alloys
- Machining of difficult-to-cut materials
- CNC lathe turning operations
Specifications
| Type | Turning Insert |
| Usage | External Turning Tool |
| Coating | CBN |
| Material | Diamond + High Carbon Steel |
| Hardness | Superhard |
| Model Number | RL-0987 |
| Applicable Machine | CNC Lathe |
Customization and OEM
We supply this product in custom specifications, sizes and batch quantities, with OEM and private-label options available. Send our team your material and finish requirements for a tailored recommendation.
Application Gallery
All items are quoted without a fixed web price to give you accurate, volume-based pricing. Inquire for MOQ, lead time and freight options. All reference sizes shown are nominal and are confirmed on your technical drawing before production.
Why Choose CDFIT
- 20+ Years Manufacturing
Factory-integrated maker and exporter of diamond and CBN superhard tools since 2003.
- ISO 9001 Quality System
Documented material and in-process inspection on every production batch.
- Factory-Direct Pricing
No trading-company mark-up. Buy straight from the source at volume-friendly prices.
- OEM / ODM Custom Tooling
Send a drawing or sample: engineering review, prototyping and batch production.
- Fast Quote & Reply
Spec-based quotation and a reply to every enquiry within 1 business day.
- Global Export Experience
Reliable packing, express / air / sea shipping and full export documentation.
Need a specific size, grit or bond? Request a quote — our engineers will match the right tool to your application.
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