Type Code Seach | *NOT READY*: #CODE

Keyword suggestions

Part number suggestions

Discontinued Products

UNION TOOL Long Neck Radius End Mills (Carbide)（work material：High Hardness Steel: to HRC60）

Data to be displayed: 30; 45; 60

Sort by:

Shipping Days	All Same day 2 Days or Less 5 Days or Less 6 Days or Less 7 Days or Less 8 Days or Less 9 Days or Less 10 Days or Less 13 Days or Less 15 Days or Less

?* Information on days to ship and prices

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

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

*Unit price with basic configuration

Promotional pricing

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.

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

*Unit price with basic configuration

Promotional pricing

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

Volume Discount

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

*Unit price with basic configuration

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

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

*Unit price with basic configuration

Promotional pricing

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

UNION TOOL

Starting from^∗ ：	60.34 €
	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)

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.

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

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)

		Promotional pricing	Promotional pricing		Promotional pricing
Brand	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL	UNION TOOL
Product Series	HRRS, HM Coated 4-Flute Radius	HLRS 4-Flute Long-Neck Radius	HLRS2000 HM Coated 2 Flute Long-Neck Radius	HRRS, HM Coated 4-Flute Short Shank Radius	HLRS2000E High Accuracy Type, High R Precision Long-Neck Radius	CRS40HSP High Efficiency 3-Flute Long Neck Radius 40° Twist	CRS20HSP High Efficiency 4-Flute Long Neck Radius 20° Twist	HRRS 6-Flute Long Neck Radius
Starting from^∗	76.38 € *Unit price with basic configuration	55.58 € Special price *Unit price with basic configuration Promotional pricing	43.45 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	76.10 € *Unit price with basic configuration	60.34 € Special price *Unit price with basic configuration Promotional pricing	70.40 € *Unit price with basic configuration	48.20 € *Unit price with basic configuration	116.34 € *Unit price with basic configuration
Min. Shipping Days ：	6 Days	Same day	Same day	6 Days	Same day	9 Days	9 Days	6 Days
Blade diameter (D)(φ)	2 ～ 12	0.8 ～ 6	0.4 ～ 6	2 ～ 12	0.2 ～ 6	3 ～ 12	2　～ 12	-
R Size(mm)	0.3 ～ 4	0.05 ～ 1	0.05 ～ 1	0.3 ～ 4	0.05 ～ 1	0.1 ～ 0.5	0.2 ～ 1.2	-
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[○]
Blade length (ℓ)(mm)	2 ～ 12	0.48 ～ 4.8	0.4 ～ 6	2 ～ 12	0.2 ～ 6	4 ～ 15	2.5 ～ 15	6 ～ 12
Number of flutes(sheet)	4	4	2	4	2	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
Overall Length (L)(mm)	70 ～ 120	50 ～ 120	50 ～ 120	45 ～ 75	50 ～ 100	38 ～ 120	50 ～ 75	60 ～ 100
Shank diameter (d)(mm)	3 ～ 12	4 ～ 6	4 ～ 6	3 ～ 12	4 ～ 6	3 ～ 12	6 ～ 12	6 ～ 12
Underneck length (ℓ1)(mm)	6 ～ 36	2 ～ 48	1 ～ 60	6 ～ 36	0.5 ～ 30	7 ～ 54	5 ～ 30	-
Machining Application	Plane / Side / Curved surface	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Curved surface	Plane / Side / Curved surface / Groove / Plunging (Z feed)	Plane / Side / Groove	Plane / Side / 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)	For High Hardness (Silicon Group)
Torsion Angle (θ)	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˚)	Standard Helix (30˚ to 40˚)	Weak torsion (15˚ to 25˚)	High Helix (45˚ to 60˚)
R Precision(μm)	-	-	-	-	-	-	-	±10 ～ ±15

Filter by:

Stock

- Stock Items Included
Clear

Narrow search by specifying spec./dim.

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
Drawing

Clear