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DRILLS
DRILLS
284
www.kyocera-sgstool.com
FRACTIONAL
ICe-Carb
®
Series
140 5D
Fractional
Hardness
Vc
(sfm)
Diameter (D
1
)
(inch)
1/8
3/16
1/4
3/8
1/2
5/8
3/4
P
CARBON STEELS
1018, 1040, 1080, 1090, 10L50,
1140, 1212, 12L15, 1525, 1536
≤ 175 Bhn
or
≤ 7 HRc
425
RPM 12988
8659
6494
4329
3247
2598
2165
(340-510)
Fr
0.0039
0.0059
0.0079
0.0118
0.0157
0.0196
0.0236
Feed (ipm)
51.0
51.0
51.0
51.0
51.0
51.0
51.0
≤ 275 Bhn
or
≤ 28 HRc
380
RPM 11613
7742
5806
3871
2903
2323
1935
(304-456)
Fr
0.0035
0.0053
0.0071
0.0106
0.0141
0.0177
0.0212
Feed (ipm)
41.0
41.0
41.0
41.0
41.0
41.0
41.0
≤ 425 Bhn
or
≤ 45 HRc
220
RPM 6723
4482
3362
2241
1681
1345
1121
(176-264)
Fr
0.0030
0.0045
0.0059
0.0089
0.0119
0.0149
0.0178
Feed (ipm)
20.0
20.0
20.0
20.0
20.0
20.0
20.0
ALLOY STEELS
4140, 4150, 4320, 5120,
5150, 8630, 86L20, 50100
≤ 275 Bhn
or
≤ 28 HRc
330
RPM 10085
6723
5042
3362
2521
2017
1681
(264-396)
Fr
0.0030
0.0045
0.0059
0.0089
0.0119
0.0149
0.0178
Feed (ipm)
30.0
30.0
30.0
30.0
30.0
30.0
30.0
≤ 375 Bhn
or
≤ 40 HRc
200
RPM 6112
4075
3056
2037
1528
1222
1019
(160-240)
Fr
0.0025
0.0038
0.0051
0.0076
0.0101
0.0127
0.0152
Feed (ipm)
15.5
15.5
15.5
15.5
15.5
15.5
15.5
≤ 450 Bhn
or
≤ 48 HRc
140
RPM 4278
2852
2139
1426
1070
856
713
(112-168)
Fr
0.0018
0.0027
0.0036
0.0054
0.0072
0.0090
0.0108
Feed (ipm)
7.7
7.7
7.7
7.7
7.7
7.7
7.7
H
TOOL STEELS
A2, D2, H13, L2, M2,
P20, S7, T15, W2
≤ 200 Bhn
or
≤ 13 HRc
145
RPM 4431
2954
2216
1477
1108
886
739
(116-174)
Fr
0.0026
0.0039
0.0052
0.0078
0.0104
0.0130
0.0156
Feed (ipm)
11.5
11.5
11.5
11.5
11.5
11.5
11.5
≤ 375 Bhn
or
≤ 40 HRc
95
RPM 2903
1935
1452
968
726
581
484
(76-114)
Fr
0.0012
0.0018
0.0024
0.0036
0.0048
0.0060
0.0072
Feed (ipm)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
≤ 475 Bhn
or
≤ 50 HRc
85
RPM 2598
1732
1299
866
649
520
433
(68-102)
Fr
0.0008
0.0012
0.0015
0.0023
0.0031
0.0038
0.0046
Feed (ipm)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
K CAST IRONS
Gray, Malleable, Ductile
≤ 220 Bhn
or
≤ 19 HRc
360
RPM 11002
7334
5501
3667
2750
2200
1834
(288-432)
Fr
0.0045
0.0068
0.0091
0.0136
0.0182
0.0227
0.0273
Feed (ipm)
50.0
50.0
50.0
50.0
50.0
50.0
50.0
≤ 260 Bhn
or
≤ 26 HRc
335
RPM 10238
6825
5119
3413
2559
2048
1706
(268-402)
Fr
0.0045
0.0068
0.0091
0.0136
0.0182
0.0227
0.0273
Feed (ipm)
46.5
46.5
46.5
46.5
46.5
46.5
46.5
M
STAINLESS STEELS
(FREE MACHINING)
303, 416, 420F, 430F, 440F
≤ 185 Bhn
or
≤ 9 HRc
305
RPM 9321
6214
4660
3107
2330
1864
1553
(244-366)
Fr
0.0026
0.0039
0.0051
0.0077
0.0103
0.0129
0.0154
Feed (ipm)
24.0
24.0
24.0
24.0
24.0
24.0
24.0
≤ 275 Bhn
or
≤ 28 HRc
195
RPM 5959
3973
2980
1986
1490
1192
993
(156-234)
Fr
0.0020
0.0030
0.0040
0.0060
0.0081
0.0101
0.0121
Feed (ipm)
12.0
12.0
12.0
12.0
12.0
12.0
12.0
STAINLESS STEELS
(DIFFICULT)
304, 316, 321, 13-8 PH,
15-5PH, 17-4 PH, Custom 450
≤ 275 Bhn
or
≤ 28 HRc
150
RPM 4584
3056
2292
1528
1146
917
764
(120-180)
Fr
0.0020
0.0030
0.0040
0.0060
0.0079
0.0099
0.0119
Feed (ipm)
9.1
9.1
9.1
9.1
9.1
9.1
9.1
≤ 375 Bhn
or
≤ 40 HRc
110
RPM 3362
2241
1681
1121
840
672
560
(88-132)
Fr
0.0018
0.0027
0.0036
0.0054
0.0071
0.0089
0.0107
Feed (ipm)
6.0
6.0
6.0
6.0
6.0
6.0
6.0
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