Audited Supplier
Our company provides high-quality inner-radius (R) milling cutters designed for precision machining of internal radii and curved surfaces. Made from premium tungsten steel and coated with advanced wear-resistant materials, these cutters offer exceptional durability, sharpness, and stability. The optimized design ensures smooth cutting, reduced vibration, and excellent surface finishes, making them ideal for machining molds, dies, and parts in materials like carbon steel, stainless steel, and aluminum alloys. Suitable for both roughing and finishing operations, our inner-R cutters deliver reliable and precise results.
Materials Suitable for Machining
Carbon Steel,Alloy Steel,Cast Iron,etc.
Main Features
Produced with ultra-fine grain tungsten steel;
Variable helix and unequal division design effectively reduce vibrations;
Each cutter undergoes full polishing and passivation treatment;
Chamfered edges to prevent chipping;
High performance coating provides exceptional wear resistance, oxidation resistance, high surface smoothness, and a low friction coefficient.
Size
| R | D | d | L |
| Corner Radius (mm) | Tip Dia. (mm) | Shank Dia. (mm) | Total Length (mm) |
| 0.2 | 3.8 | 4 | 50 |
| 0.3 | 3.4 | 4 | 50 |
| 0.4 | 3.2 | 4 | 50 |
| 0.5 | 3.0 | 4 | 50 |
| 0.6 | 2.8 | 4 | 50 |
| 0.7 | 2.6 | 4 | 50 |
| 0.75 | 2.5 | 4 | 50 |
| 0.8 | 2.4 | 4 | 50 |
| 1.0 | 2 | 4 | 50 |
| 1.0 | 4 | 6 | 50 |
| 1.5 | 3 | 6 | 50 |
| 2.0 | 2 | 6 | 50 |
| 2.0 | 4 | 8 | 60 |
| 2.5 | 3 | 8 | 60 |
| 3.0 | 2 | 8 | 60 |
| 3.0 | 4 | 10 | 60 |
| 3.5 | 3 | 10 | 60 |
| 4.0 | 2 | 10 | 60 |
| 4.5 | 3 | 12 | 60 |
| 5.0 | 2 | 12 | 60 |
| 5.5 | 3 | 14 | 70 |
| 6.0 | 4 | 16 | 70 |
| 8.0 | 4 | 20 | 70 |
Q1: Are you a factory or trading company?
A1: We are professional precision tools manufacturer,have more than 30 years experience in this industry. Welcome to visit us!
Q2: Do you produce special cutting tools?
A2: Yes, we provide OEM/ODM service for customers, just send us your design drawings if you have any customized items need to be made.
Q3: Can the price be reduced for large quantities?
A3: Yes, bigger quantity orders are cheaper.
Q4: When can I get the reply?
A4: We usually reply within 12 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
Q5: What is the lead time for mass production?
A5: Generally, It will take 10-15 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q6: Is free shipping available?
A6: We don't offer a free shipping service. But we can have a discount if you buy a large number of products.
