Carbide Radius End Mills（work material：High Hardness Steel: to HRC60 Page 2）

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MHRH230R MUGEN-COATING PREMIUM 2-Flute Long Neck Radius End Mill for Hardened Steels

NS TOOL

The Infinity Coating Premium for high hardness materials and new shape provide excellent chipping resistance, and chattering is suppressed to improve the finished surface

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Starting from^∗ ：	53.16 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

CRS20HSP High Efficiency 4-Flute Long Neck Radius 20° Twist

UNION TOOL

[Features]
· High-rigidity 4-flute radius 8 (for high-hardness materials). 20° torsion.

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Starting from^∗ ：	48.20 €
Min. Shipping Days ：	9 Days

*Unit price with basic configuration

Power Radius End Mill MSXH440R

NS TOOL

Adopts powered-up unequal leads and large unequal divisions to suppress chatter and realize stable machining

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Starting from^∗ ：	72.61 €
Min. Shipping Days ：	6 Days

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MHDH645R 6-Flute Radius-End Mill for High-Hardness

NS TOOL

Achieves stable long life in extended periods of machining in high-hardness range (48-65 HRC)

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Starting from^∗ ：	114.04 €
Min. Shipping Days ：	6 Days

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CBN End MILL (Small-Diameter, 2-Flute, Corner Radius End Mill) CBN-SXR

OSG

The three-dimensional negative shape of the R-profile provides both sharpness and rigidity, and the effect of the spiral blade suppresses fluctuations in cutting force, enabling high-precision side milling.

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Starting from^∗ ：	101.29 €
Min. Shipping Days ：	6 Days

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Carbide End Mill Phoenix Long Neck Tough Radius PHX-LN-CRE

OSG

4-cutter radius cutter with long neck, suitable for rib machining.

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Starting from^∗ ：	84.40 €
Min. Shipping Days ：	6 Days

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CBN End Mill (Small-Diameter, 2-Flute, Long Neck Radius) CBN-LN-SXR

OSG

The CBN construction allows for highly efficient and accurate machining, and fewer tool changes make for continuous machining, which reduces costs.

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Starting from^∗ ：	114.29 €
Min. Shipping Days ：	6 Days

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SCE4H Ultra-Strong Radius, 4-Flute, OK Hard Coated

OKAZAKI SEIKO

Multi-function type radius end mill capable of high speed machining of high hardness materials up to 65 HRC due to the effects of OK hard coating.

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Starting from^∗ ：	100.30 €
Min. Shipping Days ：	10 Days

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One Cut Super Radius End Mill DV-OCSRLN

DIJET

Ultrafine particle carbide alloy with excellent wear resistance ensures long tool life.

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Starting from^∗ ：	120.58 €
Min. Shipping Days ：	8 Days

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Square End Mill Regular 4-Flute Corner Radius for High Hardness Steel GF300T 3361

GUHRING

[Features]
· Capable of machining hardened materials of hardness exceeding 60 HRC.

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Starting from^∗ ：	92.39 €
Min. Shipping Days ：	6 Days

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Square End Mill Long Multi-Flute (6-Flute) Corner Radius for High Hardness Steel 3363

GUHRING

[Features]
· Capable of machining hardened materials of hardness exceeding 60 HRC.
· Features short flutes and rounded corners with high rigidity, enabling high precision machining in deep areas.

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Starting from^∗ ：	92.39 €
Min. Shipping Days ：	8 Days

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Square End Mill Long Neck 4-Flute Corner Radius for High Hardness Steel GF300T 3362

GUHRING

[Features]
· Capable of machining hardened materials of hardness exceeding 60 HRC.
· Suitable for machining in deep locations.

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Starting from^∗ ：	128.40 €
Min. Shipping Days ：	6 Days

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CoroMill Plura, Carbide Corner Radius End Mill, Center-Cut

SANDVIK

Unique shape exhibits high performance

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Starting from^∗ ：	110.24 €
Min. Shipping Days ：	6 Days

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CBN 2-Flute Corner Radius End Mill SBRE-2

KYOWA SEIKO

Direct milling of high-hardness materials and hardened steel.
Increasing the depth of cut is possible.
Machining applications (machining mode): flat surface / side face / curved surface / groove / angled cut

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Starting from^∗ ：	173.49 €
Min. Shipping Days ：	8 Days

*Unit price with basic configuration

CBN 2-Flute Corner Radius End Mill SBREF-2

KYOWA SEIKO

Direct carving of high hardness materials and hardened steel.
It is possible to increase the depth of cut.
Machining applications (machining type): flat face / side face / curved face / groove / bevel cut.

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Starting from^∗ ：	166.11 €
Min. Shipping Days ：	8 Days

*Unit price with basic configuration

CBN 3-Flute Corner Radius End Mill SBRE-3

KYOWA SEIKO

Direct milling of high hardness materials and hardened steel.
High efficiency machining is possible with high feed rate.
Machining applications (machining shape): flat surface / side surface / curved surface / groove / bevel cut.

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Starting from^∗ ：	299.83 €
Min. Shipping Days ：	8 Days

*Unit price with basic configuration

CBN 3-Flute Corner Radius End Mill SBREF-3

KYOWA SEIKO

Direct milling of high-hardness materials and hardened steel
Highly efficient machining with high feed rate possible
Machining applications (machining mode): flat surface / side surface / curved surface / groove / angled cut.

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Starting from^∗ ：	195.66 €
Min. Shipping Days ：	8 Days

*Unit price with basic configuration

TiAlN Coat, Carbide Long Neck Radius End Mill, 2 Flutes

VAN_HOORN

[Features]
· Micro end mill ideal for machining deep ribs in materials up to HRC 55, available from 0.1 mm blade diameter up.
· A long product life is achieved with new generation TiAlN coating and a newly designed blade tip shape.
· European-made high quality for peace of mind. Even higher precision. (Blade Diameter Tolerance: ±0.005, Shank Diameter Tolerance h5: 0-0.005)

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Starting from^∗ ：	47.43 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration

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TiAlN Coat, Carbide Long Neck Radius End Mill, 4 Flutes

VAN_HOORN

[Features]
· Micro end mill ideal for machining deep ribs in materials up to HRC 55.
· 4-flute blade with a small blade diameter of 0.2 mm up is achieved. Compared to 2-flute type, this model has higher rigidity, longer tool service life, and achieves more efficient machining.
· European-made high quality for peace of mind. Even higher precision. (Blade Diameter Tolerance: ±0.005, Shank Diameter Tolerance h5: 0-0.005)

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Starting from^∗ ：	45.06 €
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Min. Shipping Days ：	Same day

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FX-Coated 2-Flute, Corner C Chamfered, Short FX-CS-EDS

OSG

[Features]
· Radius end mill with FX coating for excellent heat resistance.

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Starting from^∗ ：	87.55 €
Min. Shipping Days ：	6 Days

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GSX MILL VL Long Shank Radius 1.5D GSXVLLS4-R-1.5D

NACHI(FUJIKOSHI)

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Starting from^∗ ：	146.03 €
Min. Shipping Days ：	6 Days

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SHR320 CBN High Efficiency Radius End Mill

NS TOOL

[Features]
· 3 flutes and spiral-shaped corner R provide high accuracy and high efficiency machining.

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Starting from^∗ ：	160.24 €
Min. Shipping Days ：	6 Days

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HRRS 6-Flute Long Neck Radius

UNION TOOL

[Features]
· A long neck radius end mill; ideal for machining high hardness materials.
· 6-flute type; designed with an emphasis on rigidity.

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Starting from^∗ ：	116.34 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration


Brand
Product Series
Starting from^∗
Min. Shipping Days
Blade diameter (D)(φ)
R Size(mm)
work material
Blade length (ℓ)(mm)
Number of flutes(sheet)
Type
Overall Length (L)(mm)
Shank diameter (d)(mm)
Underneck length (ℓ1)(mm)
Machining Application
Coating
Torsion Angle (θ)
R Precision(μm)

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Brand	NS TOOL	UNION TOOL	NS TOOL	NS TOOL	OSG	OSG	OSG	OKAZAKI SEIKO	DIJET	GUHRING	GUHRING	GUHRING	SANDVIK	KYOWA SEIKO	KYOWA SEIKO	KYOWA SEIKO	KYOWA SEIKO	VAN_HOORN	VAN_HOORN	OSG	NACHI(FUJIKOSHI)	NS TOOL	UNION TOOL
Product Series	MHRH230R MUGEN-COATING PREMIUM 2-Flute Long Neck Radius End Mill for Hardened Steels	CRS20HSP High Efficiency 4-Flute Long Neck Radius 20° Twist	Power Radius End Mill MSXH440R	MHDH645R 6-Flute Radius-End Mill for High-Hardness	CBN End MILL (Small-Diameter, 2-Flute, Corner Radius End Mill) CBN-SXR	Carbide End Mill Phoenix Long Neck Tough Radius PHX-LN-CRE	CBN End Mill (Small-Diameter, 2-Flute, Long Neck Radius) CBN-LN-SXR	SCE4H Ultra-Strong Radius, 4-Flute, OK Hard Coated	One Cut Super Radius End Mill DV-OCSRLN	Square End Mill Regular 4-Flute Corner Radius for High Hardness Steel GF300T 3361	Square End Mill Long Multi-Flute (6-Flute) Corner Radius for High Hardness Steel 3363	Square End Mill Long Neck 4-Flute Corner Radius for High Hardness Steel GF300T 3362	CoroMill Plura, Carbide Corner Radius End Mill, Center-Cut	CBN 2-Flute Corner Radius End Mill SBRE-2	CBN 2-Flute Corner Radius End Mill SBREF-2	CBN 3-Flute Corner Radius End Mill SBRE-3	CBN 3-Flute Corner Radius End Mill SBREF-3	TiAlN Coat, Carbide Long Neck Radius End Mill, 2 Flutes	TiAlN Coat, Carbide Long Neck Radius End Mill, 4 Flutes	FX-Coated 2-Flute, Corner C Chamfered, Short FX-CS-EDS	GSX MILL VL Long Shank Radius 1.5D GSXVLLS4-R-1.5D	SHR320 CBN High Efficiency Radius End Mill	HRRS 6-Flute Long Neck Radius
Starting from^∗	53.16 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	48.20 € *Unit price with basic configuration	72.61 € *Unit price with basic configuration Volume Discount	114.04 € *Unit price with basic configuration Volume Discount	101.29 € *Unit price with basic configuration	84.40 € *Unit price with basic configuration Volume Discount	114.29 € *Unit price with basic configuration	100.30 € *Unit price with basic configuration Volume Discount	120.58 € *Unit price with basic configuration Volume Discount	92.39 € *Unit price with basic configuration Volume Discount	92.39 € *Unit price with basic configuration Volume Discount	128.40 € *Unit price with basic configuration Volume Discount	110.24 € *Unit price with basic configuration Volume Discount	173.49 € *Unit price with basic configuration	166.11 € *Unit price with basic configuration	299.83 € *Unit price with basic configuration	195.66 € *Unit price with basic configuration	47.43 € *Unit price with basic configuration	45.06 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	87.55 € *Unit price with basic configuration Volume Discount	146.03 € *Unit price with basic configuration Volume Discount	160.24 € *Unit price with basic configuration	116.34 € *Unit price with basic configuration
Min. Shipping Days	Same day	9 Days	6 Days	6 Days	6 Days	6 Days	6 Days	10 Days	8 Days	6 Days	8 Days	6 Days	6 Days	8 Days	8 Days	8 Days	8 Days	5 Days	Same day	6 Days	6 Days	6 Days	6 Days
Blade diameter (D)(φ)	0.2 ～ 0.9	2　～ 12	3 ～ 12	5 ～ 12	0.5 ～ 3	0.8 ～ 3	0.5 ～ 3	4 ～ 12	4 ～ 16	3 ～ 16	6 ～ 16	6 ～ 16	2 ～ 16	0.3 ～ 6	0.3 ～ 3	3 ～ 6	0.3 ～ 2	0.1 ～ 2.5	0.4 ～ 2	1	4 ～ 5	0.5 ～ 2	-
R Size(mm)	0.05 ～ 0.2	0.2 ～ 1.2	0.3 ～ 3	0.2 ～ 2	0.05 ～ 0.5	0.1 ～ 0.5	0.05 ～ 0.5	0.5 ～ 2	1 ～ 3	0.5 ～ 2	0.5 ～ 1	1 ～ 2	0.2 ～ 3	-	-	-	-	0.03 ～ 0.2	0.05 ～ 0.2	-	0.2	0.1 ～ 0.3	-
work material	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[○]	High Hardness Steel: to HRC60[◎]	High Hardness Steel: to HRC60[○]
Blade length (ℓ)(mm)	0.15 ～ 0.7	2.5 ～ 15	8 ～ 26	10 ～ 24	0.3 ～ 1.8	0.32 ～ 1.2	0.3 ～ 1.8	8 ～ 24	6 ～ 24	-	-	-	2 ～ 16	0.3 ～ 2	0.3 ～ 2	1.5 ～ 2	0.5 ～ 1.5	0.2 ～ 3	0.6 ～ 3	2.5	6 ～ 7.5	0.25 ～ 1	6 ～ 12
Number of flutes(sheet)	2	4	4	6	2	4	2	4	3	4	6	4	2 ～ 4	2	2	3	3	2	4	2	4	-	6
Type	Long-Neck Radius	Long-Neck Radius	Radius	Radius	Radius	Long-Neck Radius	Long-Neck Radius	Radius	Long-Neck Radius	Radius	Long-Neck Radius	Long-Neck Radius	Radius / Long-Neck Radius	Radius	Radius	High-Feed Radius	High-Feed Radius	Long-Neck Radius	Long-Neck Radius	Radius	Radius	Radius	Long-Neck Radius
Overall Length (L)(mm)	45 ～ 50	50 ～ 75	60 ～ 80	60 ～ 80	45 ～ 50	50	45 ～ 50	70 ～ 110	80 ～ 185	57 ～ 92	75 ～ 150	75 ～ 150	57 ～ 150	50 ～ 60	50 ～ 60	50 ～ 70	50	64	64	40	60	50 ～ 52	60 ～ 100
Shank diameter (d)(mm)	4	6 ～ 12	6 ～ 12	6 ～ 12	4 ～ 6	4	4 ～ 6	6 ～ 12	4 ～ 16	6 ～ 16	6 ～ 16	6 ～ 16	6 ～ 16	6	4	6	4	4 ～ 6	6	4	6	4	6 ～ 12
Underneck length (ℓ1)(mm)	0.5 ～ 8	5 ～ 30	-	-	1.5 ～ 6	2 ～ 16.65	2.5 ～ 12	15 ～ 42	20 ～ 120	21 ～ 44	39 ～ 105	39 ～ 105	4 ～ 42	-	-	-	-	0.2 ～ 25	2 ～ 10	-	20 ～ 25	1.5 ～ 10	-
Machining Application	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Groove	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Groove / Plunging (Z feed) / Inclined Cuts	Plane / Side / Groove / Inclined Cuts	Plane / Side / Groove / Plunging (Z feed) / Inclined Cuts	Plane / Side / Groove	Side / Curved surface	-	-	-	Groove	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface / Groove / Inclined Cuts	-	-	-	-	Plane / Groove	-
Coating	For High Hardness (Silicon Group)	For High Hardness (Silicon Group)	For High Hardness (Silicon Group)	For High Hardness (Silicon Group)	-	For High Hardness (Silicon Group)	-	For High Hardness (Silicon Group)	-	Other	Other	Other	AlTiN	Non-Coated	Non-Coated	Non-Coated	Non-Coated	TiAlN	TiAlN	TiAlN	For General Steels (AlCrN, etc.)	Non-Coated	For High Hardness (Silicon Group)
Torsion Angle (θ)	Standard Helix (30˚ to 40˚)	Weak torsion (15˚ to 25˚)	Standard Helix (30˚ to 40˚)	High Helix (45˚ to 60˚)	-	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	High Helix (45˚ to 60˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	-	-	Standard Helix (30˚ to 40˚)	Other	Weak torsion (15˚ to 25˚)	High Helix (45˚ to 60˚)
R Precision(μm)	0.005～-0.005	-	-	0.01～-0.01	-	0～-0.01	±0.005	-	0.015～-0.015	-	-	-	-	-	-	-	-	-	-	-	-	-0.005 to 0.005	±10 ～ ±15

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Blade diameter (D)(φ)
0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

1.2

1.4

1.5

1.6

1.8

2

2　

2.5

2.8

3

3　

3.5

4

4　

4.5

5

5　

5.5

6

7

8

8　

9

10

10　

11

12

12　

13

14

16

17

18

20

22

25
Drawing

Clear

R Size(mm)
R0

0.02

0.03

0.05

0.1

0.15

0.2

0.25

0.3

0.4

0.5

0.6

0.7

0.75

0.8

0.813

0.9

1

R1

1.1

1.2

1.219

1.3

1.4

1.5

R1.5

1.6

1.625

1.7

1.8

1.9

2

R2

2.031

2.1

2.2

2.3

2.4

2.438

2.465

2.5

R2.5

2.6

2.607

2.7

2.8

2.9

3

R3

3.2

3.5

4

R4

5

R5

R6

6.5
Drawing

Clear

work material
- General Steel
- Quenched and tempered steel
- High Hardness Steel: to HRC55
- High Hardness Steel: to HRC60
- High Hardness Steel: to HRC65
- Stainless Steel
- Cast Iron
- Aluminum
- Titanium
- Copper
- Graphite
- Resin
Details

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Blade length (ℓ)(mm)
0.08

0.13

0.15

0.16

0.2

0.24

0.25

0.28

0.3

0.32

0.4

0.48

0.5

0.55

0.56

0.6

0.64

0.65

0.7

0.72

0.75

0.8

0.9

0.96

1

1.2

1.44

1.5

1.6

1.8

2

2.1

2.2

2.25

2.3

2.4

2.5

2.7

3

3　

3.2

3.5

3.7

4

4　

4.5

4.8

5

5　

5.25

5.5

5.6

6

6　

6.75

7

7.5

8

8.25

8.4

9

10

10　

10.5

11

12

12　

12.5

13

13.5

14

15

15　

16

16.5

17

17.5

18

19

20

21

22

24

25

26

27

28

30

32

33

34

35

36

37.5

38

40

42

45

48

50

55

56

60

64

80

100
[5-12/1mm Unit(s)]
Drawing

Clear

Number of flutes(sheet)
2

3

4

5

6

8
Drawing

Clear

Type
- Radius
- High-Feed Radius
- Long-Neck Radius
- Tapered neck radius
Clear

Overall Length (L)(mm)
34

35

38

39

40

45

48

49

50

51

52

53

55

57

60

62

63

64

65

68

70

72

74

75

80

83

85

86

90

92

95

100

104

105

110

115

120

121

125

130

135

140

145

150

160

170

175

180

185

190

200

220
Drawing

Clear

Shank diameter (d)(mm)
3

4

5

5.8

6

7.8

8

9.8

10

11

12

13

14

15

16

17

18

20

25
Drawing

Clear

Underneck length (ℓ1)(mm)
0.20

0.5

1

1.5

1.60

1.8

2

2.4

2.5

3

3.5

3.8

4

4.5

5

6

7

7.5

8

9

10

11

12

12.35

12.5

13

14

14.35

15

16

16.65

18

19

20

21

22

24

25

26

27

28

29

30

32

32.1

32.6

33.6

34.6

35

35.6

36

38

39

40

41.2

42

42.2

43.2

44

44.2

45

45.2

46.5

48

50

54

55

56

60

60.3

60.8

61.3

62.3

63.3

64

64.3

65

70

72

75

80

80.4

81.4

82.4

84

85

90

92.9

95

100

102

105

108

110

120

120.6

121.6

122.6

125

140

160

160.8
[11-55/1mm Unit(s)]
Drawing

Clear

Machining Application
- Plane
- Side
- Curved surface
- Groove
- Plunging (Z feed)
- Inclined Cuts
Images

Clear

Coating
- For High Hardness (Silicon Group)
- TiAlN
- For General Steels (AlCrN, etc.)
- TiCN
- DLC
- Dia Coat
- Non-Coated
- AlTiN
- Other
Details

Clear

Torsion Angle (θ)
- No torsion
- Weak torsion (15˚ to 25˚)
- Standard Helix (30˚ to 40˚)
- High Helix (45˚ to 60˚)
- Other
Clear

R Precision(μm)
-0.014～-0.028

-0.005 to 0.005

0～-20

0～-0.05

0～-0.030

0～-0.015

0～-0.01

±0.005

0.005 to -0.005

0.005～-0.005

±0.01

0.01 to -0.01

0.01～-0.01

±0.015

0.015～-0.015

±0.02

0.02～-0.02

0.025～-0.025

±0.03

±0.05

±10

±15

±20
Drawing

Clear