Long Neck Radius End Mills (Carbide)（work material：Cast Iron）

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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

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Starting from^∗ ：	76.10 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

HRRS, HM Coated 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

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Starting from^∗ ：	76.38 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

TSC series carbide long neck radius end mill, 2-flute, long neck model

MISUMI

Long neck radius that can be used as a ball and allows a large pick feed

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TS
General Steel
2 Flutes

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Min. Shipping Days ：	5 Days

Promotional pricing ends 31/12/2024

HLRS 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.

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Starting from^∗ ：	55.58 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

TSC series carbide long neck radius end mill, 2-flute, 45° spiral / long neck model

MISUMI

[Features]
-Multi-functional long neck radius with high feed rate and excellent durability
-It has a coating with high oxidation resistance and high hardness, and achieves long service life. Effective in high-speed machining and dry machining as coating properties
-Can be reground. Please refer to the "Regrinding Service" page for application procedures, range of services, prices, etc.

Volume Discount

TS
General Steel
3 Flutes

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Min. Shipping Days ：	5 Days

TSC series carbide long neck radius end mill, 4-flute / long neck model

MISUMI

[Features]
-Radius (R)-accuracy of ±5 µm (compared to manufacturer's measurements) enables high-precision milling of deep cavities
-By adopting 4-spiral shape, it is possible to work with high feed setting compared to 2-spiral shape
-Can be reground. Please refer to the "Regrinding Service" page for information on application procedures, range of services, prices, etc.

Volume Discount

TS
General Steel
4 Flutes

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Min. Shipping Days ：	5 Days

VAC Series Carbide 2-Flute Long Neck Radius End Mill

MISUMI

[Features]
-Effective for deep cutting due to long neck
-Ultra-fine particle carbide base material and coating with excellent adhesion and heat resistance are adopted
-Can handle heat treated steel up to 50HRC
-Cutting edge radius also reinforced cutting edge stiff
-Can be reground. Please refer to the "Regrinding Service" page for application procedures, range of services, prices, etc.

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Starting from^∗ ：	39.03 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration

VAC Series Carbide 4-Flute Uneven Lead Long Neck Radius End Mill

MISUMI

[Features]
-Effective for deep cutting due to long neck type
-Ultra-fine particle carbide base material and coating with excellent adhesion and heat resistance are adopted
-Can process heat treated steel up to 50HRC
-Cutting edge radius also reinforced cutting edge rigid
-Can be reground. Please refer to the "Regrinding Service" page for application procedures, range of services, prices, etc.

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Starting from^∗ ：	41.29 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration

Phoenix Pencil Neck Deep Feeders Radius, PHX-PC-DFR

OSG

Radius cutter with pencil neck, which enables highly efficient machining of deep parts prone to chattering and hard-to-cut materials.

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Starting from^∗ ：	85.23 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Long Neck Deep Feeders Radius, PHX-LN-DFR

OSG

It enables highly efficient machining of deep parts that tend to chatter and of materials that are difficult to machine. Radius cutter with long neck.

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Starting from^∗ ：	83.42 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Promotional pricing ends 31/12/2024

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

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Starting from^∗ ：	43.45 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

Promotional pricing ends 31/12/2024

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

UNION TOOL

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Starting from^∗ ：	60.34 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

Promotional pricing ends 31/12/2024

CRRS UT Coated 4-Flute Radius

UNION TOOL

[Features]
· Suitable for everything from raw materials to 55 HRC, the UTCOAT provides a long life
· Variable split, high torsion and positive rake angle design enables stable machining
· A blade design that reduces the cutting resistance in helical and inclined use, etc.

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Starting from^∗ ：	85.32 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

CRS40HSP High Efficiency 3-Flute Long Neck Radius 40° Twist

UNION TOOL

[Features]
· High Efficiency 3-Flute Long Neck Radius (Short Blade)
· 40° Torsion
· Supports materials from SUS to pre-hardened and hardened steel (60 HRC)

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Starting from^∗ ：	70.40 €
Min. Shipping Days ：	9 Days

*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

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

*Unit price with basic configuration

SPEED / T 4 Flute Anti-Vibration Radius

SPEED TIGER

[Features]
· Supports high speed processing and large cutting depth with vibration prevention effects due to core thickness change.
· Total length of 100 mm and inexpensive so that it's easy to use.

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Starting from^∗ ：	49.41 €
Min. Shipping Days ：	7 Days

*Unit price with basic configuration

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
Specifications
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)

	Select to compare	Select to compare	Select to compare	Select to compare Promotional pricing ends 31/12/2024	Select to compare	Select to compare	Select to compare	Select to compare	Select to compare	Select to compare	Select to compare Promotional pricing ends 31/12/2024	Select to compare Promotional pricing ends 31/12/2024	Select to compare Promotional pricing ends 31/12/2024	Select to compare	Select to compare	Select to compare	Select to compare	Select to compare
Brand	UNION TOOL	UNION TOOL	MISUMI	UNION TOOL	MISUMI	MISUMI	MISUMI	MISUMI	OSG	OSG	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	DIJET	SPEED TIGER	UNION TOOL
Product Series	HRRS, HM Coated 4-Flute Short Shank Radius	HRRS, HM Coated 4-Flute Radius	TSC series carbide long neck radius end mill, 2-flute, long neck model	HLRS 4-Flute Long-Neck Radius	TSC series carbide long neck radius end mill, 2-flute, 45° spiral / long neck model	TSC series carbide long neck radius end mill, 4-flute / long neck model	VAC Series Carbide 2-Flute Long Neck Radius End Mill	VAC Series Carbide 4-Flute Uneven Lead Long Neck Radius End Mill	Phoenix Pencil Neck Deep Feeders Radius, PHX-PC-DFR	Long Neck Deep Feeders Radius, PHX-LN-DFR	HLRS2000 HM Coated 2 Flute Long-Neck Radius	HLRS2000E High Accuracy Type, High R Precision Long-Neck Radius	CRRS UT Coated 4-Flute Radius	CRS40HSP High Efficiency 3-Flute Long Neck Radius 40° Twist	CRS20HSP High Efficiency 4-Flute Long Neck Radius 20° Twist	One Cut Super Radius End Mill DV-OCSRLN	SPEED / T 4 Flute Anti-Vibration Radius	HRRS 6-Flute Long Neck Radius
Starting from^∗	76.10 € *Unit price with basic configuration	76.38 € *Unit price with basic configuration	- Volume Discount	55.58 € Special price *Unit price with basic configuration Promotional pricing ends 31/12/2024	- Volume Discount	- Volume Discount	39.03 € *Unit price with basic configuration Volume Discount	41.29 € *Unit price with basic configuration Volume Discount	85.23 € *Unit price with basic configuration Volume Discount	83.42 € *Unit price with basic configuration	43.45 € Special price *Unit price with basic configuration Promotional pricing ends 31/12/2024 Volume Discount	60.34 € Special price *Unit price with basic configuration Promotional pricing ends 31/12/2024	85.32 € Special price *Unit price with basic configuration Promotional pricing ends 31/12/2024 Volume Discount	70.40 € *Unit price with basic configuration	48.20 € *Unit price with basic configuration	120.58 € *Unit price with basic configuration Volume Discount	49.41 € *Unit price with basic configuration	116.34 € *Unit price with basic configuration
Min. Shipping Days	6 Days	6 Days	5 Days	Same day	5 Days	5 Days	5 Days	5 Days	6 Days	6 Days	Same day	Same day	Same day	9 Days	9 Days	8 Days	7 Days	6 Days
Specifications			TS General Steel 2 Flutes		TS General Steel 3 Flutes	TS General Steel 4 Flutes
Blade diameter (D)(φ)	2 ～ 12	2 ～ 12	0.2 ～ 6	0.8 ～ 6	1 ～ 4	1 ～ 6	0.4 ～ 12	1 ～ 12	2 ～ 12	4 ～ 16	0.4 ～ 6	0.2 ～ 6	2 ～ 12	3 ～ 12	2　～ 12	4 ～ 16	6	-
R Size(mm)	0.3 ～ 4	0.3 ～ 4	0.05 ～ 1	0.05 ～ 1	0.2 ～ 1	0.05 ～ 1	0.1 ～ 1	0.2 ～ 1	0.5 ～ 2	1 ～ 3	0.05 ～ 1	0.05 ～ 1	0.3 ～ 2	0.1 ～ 0.5	0.2 ～ 1.2	1 ～ 3	2	-
work material	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]	Cast Iron[◎]	Cast Iron[◎]	Cast Iron[○]	Cast Iron[○]	Cast Iron[○]
Blade length (ℓ)(mm)	2 ～ 12	2 ～ 12	0.16 ～ 12	0.48 ～ 4.8	0.8 ～ 3.2	1.5 ～ 12	0.6 ～ 18	1.5 ～ 30	3 ～ 18	6 ～ 24	0.4 ～ 6	0.2 ～ 6	2 ～ 12	4 ～ 15	2.5 ～ 15	6 ～ 24	15	6 ～ 12
Number of flutes(sheet)	4	4	2	4	3 ～ 4	4	-	4	3	3	2	2	4	3	4	3	4	6
Type	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius	Long-Neck Radius
Overall Length (L)(mm)	45 ～ 75	70 ～ 120	40 ～ 100	50 ～ 120	45 ～ 70	40 ～ 100	40 ～ 100	50 ～ 110	60 ～ 220	70 ～ 175	50 ～ 120	50 ～ 100	60 ～ 120	38 ～ 120	50 ～ 75	80 ～ 185	100	60 ～ 100
Shank diameter (d)(mm)	3 ～ 12	3 ～ 12	4 ～ 6	4 ～ 6	4 ～ 6	4 ～ 6	4 ～ 12	4 ～ 12	6 ～ 20	4 ～ 16	4 ～ 6	4 ～ 6	4 ～ 12	3 ～ 12	6 ～ 12	4 ～ 16	6	6 ～ 12
Underneck length (ℓ1)(mm)	6 ～ 36	6 ～ 36	1 ～ 40	2 ～ 48	6 ～ 30	3 ～ 40	2 ～ 50	4 ～ 50	10 ～ 160.8	20 ～ 120	1 ～ 60	0.5 ～ 30	6 ～ 36	7 ～ 54	5 ～ 30	20 ～ 120	-	-
Machining Application	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface / Groove / Inclined Cuts	Plane / Side / Curved surface / Groove / Plunging (Z feed) / Inclined Cuts	Plane / Side / Curved surface / Groove / Plunging (Z feed) / Inclined Cuts	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface	Plane / Side / Groove	Plane / Side / Groove	Side / Curved surface	Side / Curved surface / Groove / Inclined Cuts	-
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)	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)	-	AlTiN	For High Hardness (Silicon Group)
Torsion Angle (θ)	High Helix (45˚ to 60˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	-	-	High Helix (45˚ to 60˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	Standard Helix (30˚ to 40˚)	-	Standard Helix (30˚ to 40˚)	Weak torsion (15˚ to 25˚)	High Helix (45˚ to 60˚)	Standard Helix (30˚ to 40˚)	High Helix (45˚ to 60˚)
R Precision(μm)	-	-	±0.005 ～ ±0.01	-	±0.005 ～ ±0.01	±0.005 ～ ±0.01	-	-	-	-	-	-	-	-	-	0.015～-0.015	±0.01	±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

1.5

1.8

2

2　

2.5

3

3　

3.5

4

4　

4.5

5

5　

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

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

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

0.8

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

7.5

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

Type
- Radius
- Long-Neck Radius
- Tapered neck radius
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

115

120

125

130

135

140

145

150

160

170

175

180

185

190

200

220
Drawing

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

55

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

85

90

92.9

100

102

105

108

110

120

120.6

121.6

122.6

125

140

160

160.8
[8-25/1mm Unit(s)]
Drawing

Clear