• Changzhou Ruilida Tools Co., Ltd.
    Customer B
    Now I enjoy our work. Only buy your end mills. Not so much, but only you.
  • Changzhou Ruilida Tools Co., Ltd.
    Customer R
    Today I tested 50HRC 3 flutes end mill for aluminum. It was very very good. Cuts very good. It barely makes a sound.If you stop watching the machine, you cannot say it is cutting.
Contact Person : Jane
Phone Number : 86-13685240516
WhatsApp : +8613685240516

.125" 3/8" 10mm Square End Mill Corner Radius Milling Cutters HRC55 4 Flutes

Place of Origin China
Brand Name RLD Tools
Model Number HRC55-10R1
Minimum Order Quantity 1
Price EXW 14.0USD
Packaging Details 1pcs endmill in a plastic tube, ten pieces a bundle, then put in carton.
Delivery Time 6-9 work days
Payment Terms T/T/PayPal/Credit Card
Supply Ability 100000pcs/month
Product Details
Product HRC55 4 Flutes 10R1 Corner Radius End Mill Flute Diameter 10R1
Flute Length 25mm Overall Length 75mm
Shank Dia 10mm Material CB WF25
Coating AlTiSiN Suitable For P20, SC45, Pre-hardened Mold Steel, Alloy Steel, Etc.
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10mm end mill corner radius


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Product Description

HRC55 4 Flutes 10R1 Tungsten Carbide Corner Radius Endmill CNC Milling Cutter Factory ​



Product name RLD HRC55 corner radius end mill 10R1
Size 10R1*25*75*10D*4F
Suitable for  P20, SC45, pre-hardened mold steel, alloy steel, etc.
Machine type CNC milling machine 
Flutes 4
Coating   AlTiSiN 
Helix angle 35°
Co 12%
HRA 92.2
TRS Min(N/mm²) 3800
Tolerance Within 0/-0.02mm
Processing machine ANCA/ 



                                             Carbide Raw Material Introduction


End mill grade Carbide rod Grain size HRA Application
HRC50 YG10X 0.6μm 91.8

Aluminum, iron, low alloy steel,

general steel under hardness HRC45

HRC55 WF25 0.6μm 92.2 Cast Iron, Alloy Steel, General steel under hardness HRC50
HRC60 GU25UF 0.4μm 92.5 Super Alloy Steel, Stainless Steel, Titanium, Inconel, Hardened Steel under hardness HRC55
HRC65 GU092 0.2μm 93.5 Alloy Steel, Hardened Steel under hardness HRC62



                                                            Coating   Introduction 


Coating name Color Thickness Hardness Friction The Max ℃
AlTiN Black 1.5-3 3300 0.4 900
AlTiSiN Copper 1.5-3 3500 0.35 1000
TiAlN Dark Violet 1-3 3000 0.4 800
Blue Nano Blue 2-4 3200 0.45 1000
AlCrN Dark grey 1.5-3 3500 0.3 1250
DLC Black 1-3 1800 0.1 350
Diamond Black 2-12 10000 0.02-0.1 650
Coating also can be customized according to the requirement 



RLD Corner Radius End Mill Standard Size
Flute Dia(mm) Overall Length(mm) Cutting Length(mm) Shank Dia(mm) Flutes
2 (R0.2, 0.5) 50 5 4 4
3 (R0.2, 0.5) 50 8 4 4
4 (R0.2, 0.5) 50 10 4 4
4 (R0.2, 0.5) 75 12 4 4
4 (R0.2, 0.5) 100 16 4 4
5 (R0.5,1) 50 13 6 4
6 (R0.5,1) 50 15 6 4
6 (R0.5,1) 75 18 6 4
6 (R0.5,1) 100 24 6 4
8 (R0.5,1) 60 20 8 4
8 (R0.5,1) 75 24 8 4
8(R0.5,1) 100 32 8 4
10 (R0.5,1) 75 25 10 4
10 (R0.5,1) 100 30 10 4
12 (R0.5,1) 75 30 12 4
12 (R0.5,1) 100 36 12 4


Our package

Step1: The milling cutter has been finished producing and sent to the warehouse
Step2: One cutter put in a plastic pipe, 10pieces per group bind with a rubber band
Step3: Use the air bubble paper to encase the plastic pipe
Step4: Put the goods encased with air bubble paper in small packing cartons
Step5: Put another air bubble paper on the goods and packaging
Step6: Sent by logistics company or express according to customer's need


.125" 3/8" 10mm Square End Mill Corner Radius Milling Cutters HRC55 4 Flutes 0.125" 3/8" 10mm Square End Mill Corner Radius Milling Cutters HRC55 4 Flutes 1


1. Are you a manufacturer or trading company?

We are a professional manufacturer of carbide tools which established in 2011.


2. Which CNC grinding machine do you use?

All of our carbide tools are produced by ANCA(Australia) & (Germany) machines.


3. Which shipping method do you usually use?

We usually send goods by express like FedEx, UPS, DHL, TNT, EMS, ARAMEX, ETC.

For large amount, we can send by air or by sea.

We also can send the goods to the shipping agent in China. 


4. How about the delivery time?

For stock items, we can dispatch within 2 business days after receiving payment.

For the out-of-stock items, it depends on the quantity.

Usually is around 5-7 business days. 


5. Which payment methods do you accept?

We accept T/T, Trade Assurance Order on Alibaba(credit card), PayPal, etc.


6. Can you produce special carbide tools?

Yes, we can produce customized carbide tools according to your drawings or samples.


7. Can you do OEM?
Yes, we can engrave your logo on the tool's shank for free. 

8. What kind of inspection facilities do you have.
We have PG1000, Omega inspection facilities to ensure the precision of each tool.