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DRILLS
DRILLS
346
www.kyocera-sgstool.com
METRIC
Straight Flute Reamer
Series
201M
Metric
Hardness
Vc
(m/min)
Diameter (D
1
)
(mm)
1
2
3
4
6
8
10
M
STAINLESS STEELS
(FREE MACHINING)
303, 416, 420F, 430F 440F
≤ 250 Bhn
or
≤ 24 HRc
23
RPM 7271
3635
2424
1818
1212
909
727
(18-27)
Fr
0.015
0.030
0.045
0.059
0.089
0.119
0.149
Feed (mm/min)
108
108
108
108
108
108
108
≤ 330 Bhn
or
≤ 36 HRc
17
RPM 5332
2666
1777
1333
889
666
533
(13-20)
Fr
0.012
0.024
0.036
0.048
0.072
0.096
0.120
Feed (mm/min)
64
64
64
64
64
64
64
STAINLESS STEELS
(DIFFICULT)
304, 316, 321, 13-8 PH,
15-5PH, 17-4 PH,
Custom 450
≤ 275 Bhn
or
≤ 28 HRc
11
RPM 3393
1696
1131
848
565
424
339
(9-13)
Fr
0.015
0.029
0.044
0.059
0.088
0.118
0.147
Feed (mm/min)
50
50
50
50
50
50
50
≤ 375 Bhn
or
≤ 40 HRc
8
RPM 2424
1212
808
606
404
303
242
(6-9)
Fr
0.010
0.020
0.030
0.040
0.059
0.079
0.099
Feed (mm/min)
24
24
24
24
24
24
24
S
SUPER ALLOYS
(NICKEL, COBALT,
IRON BASE)
Inconel 601, 617, 625,
Incoloy 800, Monel 400,
Rene, Waspaloy
≤ 220 Bhn
or
≤ 19 HRc
6
RPM 1939
969
646
485
323
242
194
(5-7)
Fr
0.012
0.024
0.036
0.047
0.071
0.095
0.119
Feed (mm/min)
23
23
23
23
23
23
23
≤ 320 Bhn
or
≤ 34 HRc
5
RPM 1454
727
485
364
242
182
145
(4-5)
Fr
0.010
0.021
0.031
0.041
0.062
0.083
0.103
Feed (mm/min)
15
15
15
15
15
15
15
≤ 425 Bhn
or
≤ 45 HRc
3
RPM 969
485
323
242
162
121
97
(2-4)
Fr
0.006
0.012
0.019
0.025
0.037
0.050
0.062
Feed (mm/min)
6
6
6
6
6
6
6
TITANIUM ALLOYS
Pure Titanium, Ti6Al4V,
Ti6Al2Sn4Zr2Mo,
Ti4Al4Mo2Sn0.5Si,
Ti-6Al4V
≤ 275 Bhn
or
≤ 28 HRc
14
RPM 4362
2181
1454
1091
727
545
436
(11-16)
Fr
0.024
0.048
0.072
0.096
0.144
0.193
0.241
Feed (mm/min)
105
105
105
105
105
105
105
≤ 350 Bhn
or
≤ 38 HRc
11
RPM 3393
1696
1131
848
565
424
339
(9-13)
Fr
0.015
0.029
0.044
0.059
0.088
0.118
0.147
Feed (mm/min)
50
50
50
50
50
50
50
≤ 440 Bhn
or
≤ 47 HRc
8
RPM 2424
1212
808
606
404
303
242
(6-9)
Fr
0.010
0.020
0.030
0.040
0.059
0.079
0.099
Feed (mm/min)
24
24
24
24
24
24
24
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