
| Series 135 3D | V | Diameter (D1 (inch) | ) | |||||||
| Fractional | Hardness | c (sfm) | 1/32 | 1/8 | 1/4 | 3/8 | 1/2 | 5/8 | 7/8 | |
| ≤ 175 Bhn | 385 | RPM | 47062 | 11766 | 5883 | 3922 | 2941 | 2353 | 1681 | |
| or | (308-462) | Fr | 0.0010 | 0.0038 | 0.0076 | 0.0115 | 0.0153 | 0.0191 | 0.0268 | |
| ≤ 7 HRc | Feed (ipm) | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 | ||
| CARBON STEELS | ≤ 275 Bhn | 350 | RPM | 42784 | 10696 | 5348 | 3565 | 2674 | 2139 | 1528 |
| 1018, 1040, 1080, 1090, 10L50, 1140 1212 12L1 12 136 | or 2 HR | (280-420) | Fr | 0.0009 | 0.0036 | 0.0071 | 0.0107 | 0.0142 | 0.0178 | 0.0249 |
| , , 5, 55, 5 | ≤ 8 c | Feed (ipm) | 38.0 | 38.0 | 38.0 | 38.0 | 38.0 | 38.0 | 38.0 | |
| ≤ 425 Bhn | 200 | RPM | 24448 | 6112 | 3056 | 2037 | 1528 | 1222 | 873 | |
| or 45 HR | (160-240) | Fr | 0.0007 | 0.0029 | 0.0059 | 0.0088 | 0.0118 | 0.0147 | 0.0206 | |
| ≤ c | Feed (ipm) | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 | ||
| P | ≤ 275 Bh | 300 | RPM | 36672 | 9168 | 4584 | 3056 | 2292 | 1834 | 1310 |
| n or | Fr | 0.0007 | 0.0029 | 0.0059 | 0.0088 | 0.0118 | 0.0147 | 0.0206 | ||
| ≤ 28 HRc | (240-360) | Feed (ipm) | 27.0 | 27.0 | 27.0 | 27.0 | 27.0 | 27.0 | 27.0 | |
| ALLOY STEELS | ≤ 375 Bhn | 185 | RPM | 22614 | 5654 | 2827 | 1885 | 1413 | 1131 | 808 |
| 4140, 4150, 4320, 5120, 5150, | or | 148222 | Fr | 0.0006 | 0.0026 | 0.0051 | 0.0077 | 0.0103 | 0.0128 | 0.0180 |
| 8630, 86L20, 50100 | ≤ 40 HRc | (-) | Feed (ipm) | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 |
| ≤ 450 Bhn | 130 | RPM | 15891 | 3973 | 1986 | 1324 | 993 | 795 | 568 | |
| or | Fr | 0.0004 | 0.0018 | 0.0035 | 0.0053 | 0.0070 | 0.0088 | 0.0123 | ||
| ≤ 48 HRc | (104-156) | Feed (ipm) | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | |
| ≤ 200 Bhn | 130 | RPM | 15891 | 3973 | 1986 | 1324 | 993 | 795 | 568 | |
| or | Fr | 0.0007 | 0.0026 | 0.0053 | 0.0079 | 0.0106 | 0.0132 | 0.0185 | ||
| ≤ 13 HRc | (104-156) | Feed (ipm) | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | |
| TOOL STEELS | ≤ 375 Bhn | 90 | RPM | 11002 | 2750 | 1375 | 917 | 688 | 550 | 393 |
| H A2, D2, H13, L2, M2, | or | Fr | 0.0003 | 0.0012 | 0.0023 | 0.0035 | 0.0047 | 0.0058 | 0.0081 | |
| P20, S7, T15, W2 | ≤ 40 HRc | (72-108) | Feed (ipm) | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 |
| ≤ 475 Bhn | 75 | RPM | 9168 | 2292 | 1146 | 764 | 573 | 458 | 327 | |
| or 50 HR | (60-90) | Fr | 0.0002 | 0.0008 | 0.0016 | 0.0024 | 0.0031 | 0.0039 | 0.0055 | |
| ≤ c | Feed (ipm) | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | ||
| ≤ 220 Bhn | 320 | RPM | 39117 | 9779 | 4890 | 3260 | 2445 | 1956 | 1397 | |
| or | (256384) | Fr | 0.0012 | 0.0046 | 0.0092 | 0.0138 | 0.0184 | 0.0230 | 0.0322 | |
| CAST IRONS | ≤ 19 HRc | - | Feed (ipm) | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 | 45.0 |
| K Gray, Malleable, Ductile | ≤ 260 Bhn | 285 | RPM | 34838 | 8710 | 4355 | 2903 | 2177 | 1742 | 1244 |
| or | (228342) | Fr | 0.0011 | 0.0046 | 0.0092 | 0.0138 | 0.0184 | 0.0230 | 0.0321 | |
| ≤ 26 HRc | - | Feed (ipm) | 40.0 | 40.0 | 40.0 | 40.0 | 40.0 | 40.0 | 40.0 | |
| ≤ 185 Bhn | 275 | RPM | 33616 | 8404 | 4202 | 2801 | 2101 | 1681 | 1201 | |
| or | (220330) | Fr | 0.0006 | 0.0026 | 0.0051 | 0.0077 | 0.0102 | 0.0128 | 0.0179 | |
| STAINLESS STEELS FREE MACHINING | ≤ 9 HRc | - | Feed (ipm) | 21.5 | 21.5 | 21.5 | 21.5 | 21.5 | 21.5 | 21.5 |
| ( ) 303, 416, 420F, 430F, 440F | ≤ 275 Bhn | 170 | RPM | 20781 | 5195 | 2598 | 1732 | 1299 | 1039 | 742 |
| or ≤ 28 HR | (136-204) | Fr | 0.0005 | 0.0020 | 0.0040 | 0.0061 | 0.0081 | 0.0101 | 0.0141 | |
| c | Feed (ipm) | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | ||
| M | ≤ 275 Bhn | 90 | RPM | 11002 | 2750 | 1375 | 917 | 688 | 550 | 393 |
| or | Fr | 0.0005 | 0.0020 | 0.0040 | 0.0060 | 0.0080 | 0.0100 | 0.0140 | ||
| STAINLESS STEELS (DIFFICULT) | ≤ 28 HRc | (72-108) | Feed (ipm) | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| 304, 316, 321, 13-8 PH, 15-5PH, 17-4 PH, Custom 450 | ≤ 375 Bhn | 65 | RPM | 7946 | 1986 | 993 | 662 | 497 | 397 | 284 |
| or | Fr | 0.0004 | 0.0018 | 0.0035 | 0.0053 | 0.0070 | 0.0088 | 0.0123 | ||
| ≤ 40 HRc | (52-78) | Feed (ipm) | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
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