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EC-B4-R :
4 flute, 45° helix extra-long solid carbide endmills with various corner radii. Used on hardened steel.
Hard Materials
Designation
D
d
r
ap
H
D2
L
Flute
Ha°
Rd°
Shank
fz
(min)
fz
(max)
Grade
EC-B4 10-15C08R.5M130
10.00
8.00
0.50
15.00
19.20
7.50
130.00
4
45.0
5.0
C
0.03
0.10
IC903
EC-B4 10-15C08R1M130
10.00
8.00
1.00
15.00
19.20
7.50
130.00
4
45.0
5.0
C
0.03
0.10
IC903
EC-B4 12-18C10R.5M150
12.00
10.00
0.50
18.00
22.20
9.50
150.00
4
45.0
5.0
C
0.04
0.11
IC903
EC-B4 12-18C10R1M150
12.00
10.00
1.00
18.00
22.20
9.50
150.00
4
45.0
5.0
C
0.04
0.11
IC903
EC-B4 14-21C12R.5M160
14.00
12.00
0.50
21.00
25.20
11.50
160.00
4
45.0
5.0
C
0.04
0.12
IC903
EC-B4 14-21C12R1M160
14.00
12.00
1.00
21.00
25.20
11.50
160.00
4
45.0
5.0
C
0.04
0.12
IC903
EC-B4 18-27C16R0.5M180
18.00
16.00
0.50
27.00
31.20
15.50
180.00
4
45.0
5.0
C
0.05
0.13
IC903
EC-B4 18-27C16R1M180
18.00
16.00
1.00
27.00
31.20
15.50
180.00
4
45.0
5.0
C
0.05
0.13
IC903
EC-B4 22-33C20R.5M200
22.00
20.00
0.50
33.00
37.20
19.50
200.00
4
45.0
5.0
C
0.05
0.13
IC903
EC-B4 22-33C20R1M200
22.00
20.00
1.00
33.00
37.20
19.50
200.00
4
45.0
5.0
C
0.05
0.13
IC903
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