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Long Neck Radius End Mills (Carbide)（work material：High Hardness Steel-HRC65）

19 items

: 30; 45; 60

Days to Ship	All 3 Day(s) or Less 4 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 8 Day(s) or Less 9 Day(s) or Less 10 Day(s) or Less 11 Day(s) or Less 13 Day(s) or Less 18 Day(s) or Less

HLRS2000 HM Coated 2-Flute Long Neck Radius

UNION TOOL

[Features]
· Long neck radius shape that exhibits power in high-performance and high-quality machining
· Capable of cutting everything from raw materials to high-hardness materials
· Capable of stable, long-life machining for both dry and wet type

Standard Price:	SGD 45.94-
Days to Ship:	4 Day(s) or more

Micro Grain Carbide End Mills WX Super Coated High-precision

OSG

High-precision bull nose (radius) end mill for shape processing of molds. High-speed cutting of hardened steel is also possible thanks to the WXS coating with excellent heat resistance.

Standard Price:	SGD 65.20-
Days to Ship:	3 Day(s) or more

HLRS4000 HM Coated 4-Flute Long Neck Radius

UNION TOOL

[Features]
· Long neck radius shape that exhibits power in high-performance and high-quality machining
· Rigidity-oriented blade shape provides long life even when machining high hardness materials
· Capable of stable machining for both dry and wet type
· New HARDMAX coating adopted to improve oxidation resistance.

Standard Price:	SGD 53.97-
Days to Ship:	4 Day(s) or more

HRRS, HM Coated 4-Flute Short Shank Radius

UNION TOOL

[Features]
· Unique corner rounding creates larger cutting depth and pick feed than with a ball
· The seamless corner radius shape reduces cutting resistance and chattering
· High hardness materials up to 65 HRC can also be machined

Standard Price:	SGD 67.90-
Days to Ship:	4 Day(s) or more

HLRS2000E High Accuracy Type, High R Precision Long-Neck Radius

UNION TOOL

Standard Price:	SGD 50.34-
Days to Ship:	4 Day(s) or more

SSR200 CBN Super Speed Radius End Mill

NS TOOL

Achieves high-efficiency machining of corner radius due to outstanding CBN durability

Standard Price:	SGD 192.82-
Days to Ship:	8 Day(s) or more

CPRS25NSP Two-Flute Long-Neck Radius for Processing Aluminum/Resin, 25° Torsion

UNION TOOL

[Features]
· For Machining Aluminum/Resin
· Non-coated, R0.1 corner radius, long-neck radius
· Subtle corner rounding suppresses lasting bottom cutter marks

Standard Price:	SGD 66.52-
Days to Ship:	9 Day(s) or more

Power Radius End Mill MSXH440R

NS TOOL

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

Standard Price:	SGD 69.44-
Days to Ship:	4 Day(s) or more

MHRH430R MUGEN COATING Premium 4-Flute Long Neck Radius End Mill For Hardened Steels

NS TOOL

Superior surface finish with excellent chipping prevention and reduced chattering due to the use of MUGEN coating for hardened steels and a new shape

Standard Price:	SGD 59.77-
Days to Ship:	4 Day(s) or more

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)

Standard Price:	SGD 141.72-
Days to Ship:	4 Day(s) or more

HRRS, HM Coat, 4-Flute Radius

UNION TOOL

[Features]
· Higher speed and higher precision machining enabled by shortening the total length and reducing the protruding part of the tool
· The optimized corner radius size enables processing with larger feed than conventional
· Seamless Corner Radius Shape
· High hardness materials up to 65 HRC can also be machined

Standard Price:	SGD 73.77-
Days to Ship:	4 Day(s) or more

MHDH445R 4-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)

Standard Price:	SGD 122.44-
Days to Ship:	4 Day(s) or more

MSTNR230 MUGEN-COATING Long Tapered Neck Radius End Mill

NS TOOL

Suppresses chattering for stable high-speed cutting and improved finish surfaces for everything from semi-rough to high-precision finish machining

Standard Price:	SGD 79.05-
Days to Ship:	4 Day(s) or more

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

Standard Price:	SGD 53.01-
Days to Ship:	8 Day(s)

MHR430R MUGEN-COATING 4-Flute Long Neck Radius End Mill

NS TOOL

Design dedicated for short blade length. Suppresses chatter by further reducing workpiece contact

Standard Price:	SGD 71.34-
Days to Ship:	8 Day(s)

CBN End Mills 2Flutes Long Neck Radius

OSG

The CBN construction enables high-efficiency and high-precision machining, and fewer tool changes make continuous machining possible, leading to cost reductions.

Standard Price:	SGD 257.30-
Days to Ship:	3 Day(s)

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)

Standard Price:	SGD 50.19-
Days to Ship:	4 Day(s) or more

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)

Standard Price:	SGD 54.33-
Days to Ship:	4 Day(s) or more

CBN-LRF High Grade 2-Flute Long Neck Radius

UNION TOOL

[Features]
· Uses CBN materials (ideal for machining high hardness materials) and features an improved blade shape for high precision and a long service life.
· Excellent abrasion and chipping resistance, ensuring a good machining surface roughness and precision, even when machining for long periods.
· High precision corner R.
· Shank diameter tolerance: 0/-0.004 mm
· Outer diameter tolerance: 0/-0.008 mm

Standard Price:	SGD 162.54-
Days to Ship:	4 Day(s) or more


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


Brand	UNION TOOL	OSG	UNION TOOL	UNION TOOL	UNION TOOL	NS TOOL	UNION TOOL	NS TOOL	NS TOOL	NS TOOL	UNION TOOL	NS TOOL	NS TOOL	NS TOOL	NS TOOL	OSG	VAN HOORN	VAN HOORN	UNION TOOL
Product Series	HLRS2000 HM Coated 2-Flute Long Neck Radius	Micro Grain Carbide End Mills WX Super Coated High-precision	HLRS4000 HM Coated 4-Flute Long Neck Radius	HRRS, HM Coated 4-Flute Short Shank Radius	HLRS2000E High Accuracy Type, High R Precision Long-Neck Radius	SSR200 CBN Super Speed Radius End Mill	CPRS25NSP Two-Flute Long-Neck Radius for Processing Aluminum/Resin, 25° Torsion	Power Radius End Mill MSXH440R	MHRH430R MUGEN COATING Premium 4-Flute Long Neck Radius End Mill For Hardened Steels	MHDH645R 6-Flute Radius-End Mill for High-Hardness	HRRS, HM Coat, 4-Flute Radius	MHDH445R 4-Flute Radius-End Mill for High-Hardness	MSTNR230 MUGEN-COATING Long Tapered Neck Radius End Mill	MHRH230R MUGEN-COATING PREMIUM 2-Flute Long Neck Radius End Mill for Hardened Steels	MHR430R MUGEN-COATING 4-Flute Long Neck Radius End Mill	CBN End Mills 2Flutes Long Neck Radius	TiAlN Coat, Carbide long neck radius end mill, 2 flutes	TiAlN Coat, Carbide long neck radius end mill, 4 flutes	CBN-LRF High Grade 2-Flute Long Neck Radius
Days to Ship	4 Day(s) or more	3 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	8 Day(s) or more	9 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	8 Day(s)	8 Day(s)	3 Day(s)	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more
Blade diameter (D)(φ)	0.4 ～ 6	0.2 ～ 4	0.8 ～ 6	2 ～ 12	0.2 ～ 6	0.2 ～ 2	2 ～ 12	3 ～ 12	1 ～ 6	5 ～ 12	2 ～ 12	3 ～ 4	0.2 ～ 3	0.2 ～ 0.9	1 ～ 6	0.5 ～ 3	0.1 ～ 3	0.4 ～ 2	-
R Size(mm)	0.05 ～ 1	0.05 ～ 1	0.05 ～ 1	0.3 ～ 4	0.05 ～ 1	0.02 ～ 0.5	0.1	0.3 ～ 3	0.05 ～ 1	0.2 ～ 2	0.3 ～ 4	0.2 ～ 0.5	0.05 ～ 0.5	0.05 ～ 0.2	0.05 ～ 1	0.05 ～ 0.5	0.03 ～ 0.3	0.05 ～ 0.2	-
Blade length (ℓ)(mm)	0.4 ～ 6	0.15 ～ 4	0.48 ～ 4.8	2 ～ 12	0.2 ～ 6	0.08 ～ 1.2	3 ～ 16	8 ～ 26	0.8 ～ 5	10 ～ 24	2 ～ 12	6 ～ 8	0.15 ～ 2.5	0.15 ～ 0.7	0.8 ～ 5	0.3 ～ 1.8	0.2 ～ 3	0.6 ～ 3	0.08 ～ 1.2
Number of flutes(sheet)	2	2 ～ 4	4	4	2	2	2	4	4	6	4	4	2	2	4	2	2	4	2
Overall Length (L)(mm)	50 ～ 120	50 ～ 110	50 ～ 120	45 ～ 75	50 ～ 100	48 ～ 53	38 ～ 90	60 ～ 80	50 ～ 110	60 ～ 80	70 ～ 120	60	50 ～ 110	45 ～ 50	50 ～ 110	45 ～ 50	64	64	50
work material	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[◎]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[○]	High Hardness Steel-HRC65[◎]
Shank diameter (d)(mm)	4 ～ 6	4 ～ 6	4 ～ 6	3 ～ 12	4 ～ 6	4	3 ～ 12	6 ～ 12	4 ～ 6	6 ～ 12	3 ～ 12	6	4 ～ 6	4	4 ～ 6	4 ～ 6	4 ～ 6	6	4
Underneck length (ℓ1)(mm)	1 ～ 60	0.5 ～ 60	2 ～ 48	6 ～ 36	0.5 ～ 30	0.5 ～ 10	6 ～ 35	-	2 ～ 48	-	6 ～ 36	-	1 ～ 60	0.5 ～ 8	3 ～ 48	2.5 ～ 12	0.2 ～ 25	2 ～ 8	-
Machining Application	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Groove	Plane / Side / Curved surface	Plane / Side / Groove	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface	Plane / Side / Groove / Plunging (Z feed) / Inclined Cuts	-	-	-
Coating	For High Hardness (Silicon Group)	For High Hardness (Silicon Group)	For High Hardness (Silicon Group)	-	For High Hardness (Silicon Group)	Non-Coated	Non-Coated	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)	TiAlN	For High Hardness (Silicon Group)	TiAlN	-	TiAlN	TiAlN	Non-Coated
Type	Long-Neck Radius	radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	radius	Long-Neck Radius	radius	Long-Neck Radius	radius	Long-Neck Radius	radius	Tapered neck radius	Long-Neck Radius	Long-Neck Radius	radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius
Torsion Angle (θ)	Standard torsion (30-40°)	Standard torsion (30-40°)	Standard torsion (30-40°)	Powerful Torsion (45°-60°)	Standard torsion (30-40°)	No torsion	Weak torsion (15 to 25˚)	Standard torsion (30-40°)	Standard torsion (30-40°)	Powerful Torsion (45°-60°)	Powerful Torsion (45°-60°)	Powerful Torsion (45°-60°)	Standard torsion (30-40°)	Standard torsion (30-40°)	Standard torsion (30-40°)	Standard torsion (30-40°)	-	-	No torsion
R Precision(μm)	-	-	-	-	-	0.005～-0.005	-	-	0.005 to -0.005 ～ 0.01～-0.01	0.01～-0.01	-	0.01～-0.01	0.005～-0.005	0.005～-0.005	0.005～-0.005 ～ 0.01～-0.01	±0.005	-	-	±2 ～ ±3

Configure

Specification/Dimensions

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

1.5

1.8

2

2　

2.5

3

3　

3.5

4

4　

4.5

5

5　

6

6　

8

8　

10

10　

12

12　

16

20

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

0.8

1

R1

1.2

1.5

R1.5

2

R2

2.5

R2.5

3

R3

4

R4

5

R5

R6
Drawing

Clear

Blade length (ℓ)(mm)
0.08

0.13

0.15

0.16

0.2

0.24

0.25

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

2.2

2.3

2.4

2.5

3

3　

3.2

3.7

4

4　

4.5

4.8

5

5　

6

6　

7

7　

7.5

8

9

10

10　

11

12

12　

13

14

15

15　

16

18

19

20

22

24

25

26

30

48

64

80

100
Drawing

Clear

Number of flutes(sheet)
2

3

4

5

6
Drawing

Clear

Overall Length (L)(mm)
38

40

45

48

49

50

51

52

53

55

60

64

65

70

75

80

85

90

100

110

120

125

130

135

140

150

160

175

180

190

200

220
Drawing

Clear

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

Clear

Shank diameter (d)(mm)
3

4

6

8

10

12

16

20

25
Drawing

Clear

Underneck length (ℓ1)(mm)
0.20

0.5

1

1.5

1.60

2

2.5

3

4

4.5

5

6

7

7.5

8

9

10

11

12

12.35

14

14.35

15

16

16.65

18

20

22

24

25

26

28

30

32

32.1

32.6

33.6

34.6

35

35.6

36

39

40

41.2

42

42.2

43.2

44.2

45

45.2

46.5

48

50

54

56

60

60.3

60.8

61.3

62.3

63.3

64

64.3

70

72

80

80.4

81.4

82.4

84

90

92.9

100

102

105

108

120

120.6

121.6

122.6

125

140

160

160.8
Drawing

Clear