OKAZAKI SEIKO Roughing End Mills (Carbide)（work material：High Hardness Steel: to HRC55）

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Go-riki Roughing End Mill 4-Flute / OK Coat Premium SRE4GA

OKAZAKI SEIKO

[Features]
· Reduced cutting resistance and enhanced durability thanks to the synergistic effect of its unique vibration damping structure and OK coat

Volume Discount

Starting from^∗ ：	117.35 €
Min. Shipping Days ：	10 Days

*Unit price with basic configuration


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


Brand	OKAZAKI SEIKO
Product Series	Go-riki Roughing End Mill 4-Flute / OK Coat Premium SRE4GA
Starting from^∗	117.35 € *Unit price with basic configuration Volume Discount
Min. Shipping Days ：	10 Days
Blade diameter (D)(φ)	-
work material	High Hardness Steel: to HRC55[○]
Blade length (ℓ)(mm)	-
Number of flutes(sheet)	4
Type	Roughing
Coating	TiAlN
Shank diameter (d)(mm)	-
Overall Length (L)(mm)	-
Underneck length (ℓ1)(mm)	-
Machining Application	Plane / Side
Blade tip shape	-
Torsion Angle (θ)	High Helix (45˚ to 60˚)

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Blade diameter (D)(φ)
- 1～1.8
  - 1
  - 1.5
  - 1.8
- 2～2.8
  - 2
  - 2.5
  - 2.8
- 3～3.8
  - 3
  - 3.175
  - 3.5
  - 3.8
- 4～4.8
  - 4
  - 4.5
  - 4.75
  - 4.775
  - 4.8
- 5～5.75
  - 5
  - 5.5
  - 5.75
- 6～6.75
  - 6
  - 6H
  - 6.35
  - 6.5
  - 6.75
- 7～7.75
  - 7
  - 7.5
  - 7.75
- 8～8H
  - 8
  - 8H
- 9～9.7
  - 9
  - 9.525
  - 9.7
- 10～10H
  - 10
  - 10H
- 11～11.7
  - 11
  - 11.7
- 12～12.7
  - 12
  - 12H
  - 12.7
- 13～13.7
  - 13
  - 13.7
- 14
- 15～15.875
  - 15
  - 15.7
  - 15.875
- 16
- 17～17.7
  - 17
  - 17.7
- 18
- 19～19.7
  - 19
  - 19.05
  - 19.7
- 20
- 22
- 24
- 25～25.4
  - 25
  - 25.4
- 30
- 35
- 40
Drawing

Clear

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

Clear

Blade length (ℓ)(mm)
- 3
- 4～4.5
  - 4
  - 4.3688
  - 4.5
- 5～5.5626
  - 5
  - 5.5626
- 6～6.35
  - 6
  - 6.35
- 7～7.9502
  - 7
  - 7.5438
  - 7.9502
- 8
- 9～9.525
  - 9
  - 9.1186
  - 9.525
- 10～10.7188
  - 10
  - 10.3124
  - 10.5
  - 10.7188
- 11～11.9126
  - 11
  - 11.0998
  - 11.5
  - 11.5062
  - 11.9126
- 12～12.7
  - 12
  - 12.5
  - 12.7
- 13～13.8938
  - 13
  - 13.4874
  - 13.5
  - 13.8938
- 14～14.5
  - 14
  - 14.2748
  - 14.5
- 15～15.88
  - 15
  - 15.875
  - 15.88
- 16～16.5
  - 16
  - 16.5
- 17～17.5
  - 17
  - 17.4498
  - 17.5
- 18～18.5
  - 18
  - 18.2626
  - 18.5
- 19～19.5
  - 19
  - 19.05
  - 19.5
- 20～20.6502
  - 20
  - 20.5
  - 20.6502
- 21～21.4376
  - 21
  - 21.4376
- 22～22.5
  - 22
  - 22.225
  - 22.5
- 23～23.7998
  - 23
  - 23.4188
  - 23.7998
- 24
- 25～25.4
  - 25
  - 25.4
- 26～26.5
  - 26
  - 26.1874
  - 26.5
- 27～27.7876
  - 27
  - 27.0002
  - 27.5
  - 27.7876
- 28～28.575
  - 28
  - 28.575
- 30～30.9626
  - 30
  - 30.1752
  - 30.9626
- 31～31.75
  - 31
  - 31.75
- 32～32.5
  - 32
  - 32.5
- 33～33.3502
  - 33
  - 33.3502
- 34
- 35
- 36～36.5
  - 36
  - 36.4998
  - 36.5
- 37～37.6936
  - 37
  - 37.6936
- 38
- 39.7002
- 40～40.4876
  - 40
  - 40.4876
- 41.28
- 42～42.8498
  - 42
  - 42.8498
- 44
- 45
- 46～46.4312
  - 46
  - 46.4312
- 47
- 48
- 49.2252
- 50～50.8
  - 50
  - 50.8
- 51
- 52
- 53.1876
- 54
- 55
- 56
- 57.15
- 58.7502
- 59.5376
- 60
- 62
- 63.5
- 64
- 65
- 67
- 70
- 72
- 75
- 77.95
- 78
- 80
- 82
- 90
- 100
- 120
Drawing

Clear

Number of flutes(sheet)
2

3

4

5

6

Outer Diameter 6/Bottom Blade 3

8

Outer Diameter 8/Bottom Blade 4

10

Outer Diameter 10/Bottom Blade 5

12

14

Outer Diameter 14/Bottom Blade 7

16

Outer Diameter 16/Bottom Blade 8

Bur End
Clear

Type
- Square
- Roughing
Clear

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

Clear

Shank diameter (d)(mm)
3

3.17

4

4.75

5

6

6.35

7

8

9

9.53

10

11

12

12.7

13

14

15

15.88

16

17

18

19.05

20

22

24

25

25.4

32

42
Drawing

Clear

Overall Length (L)(mm)
38

38.1

45

50

50.8

54

55

57

58

60

62

63

63.5

65

66

68

69

70

72

73

74

75

76.2

80

82

83

84

85

86

88

88.9

90

92

94

95

100

101.6

104

105

110

115

120

121

125

127

130

135

140

145

150

152.4

153

160

170

177.8

180

200

220

240

250
Drawing

Clear

Underneck length (ℓ1)(mm)
- 15
- 18
- 22
- 24
- 27
- 29
- 30
- 32
- 34
- 35
- 36
- 45
- 47
- 50
- 55
- 57
- 63
- 70
- 75
Drawing

Clear

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

Clear

Blade tip shape
- Sharp Edge
- With Lead
- C plane
- Micro R
Images

Clear

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

Clear

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