METRIC Straight Flute Reamer Series Diameter (D1) 201M Vc (mm) Metric Hardness (m/min) 1 2 3 4 6 8 10 ≤ 250 Bhn 23 RPM 7271 3635 2424 1818 1212 909 727 or (18-27) Fr 0.015 0.030 0.045 0.059 0.089 0.119 0.149 STAINLESS STEELS ≤ 24 HRc Feed (mm/min) 108 108 108 108 108 108 108 (Free MachiNIng) 17 RPM 5332 2666 1777 1333 889 666 533 303, 416, 420F, 430F 440F ≤ 330 Bhn or (13-20) Fr 0.012 0.024 0.036 0.048 0.072 0.096 0.120 ≤ 36 HRc Feed (mm/min) 64 64 64 64 64 64 64 M 11 RPM 3393 1696 1131 848 565 424 339 ≤ 275 Bhn STAINLESS STEELS or (9-13) Fr 0.015 0.029 0.044 0.059 0.088 0.118 0.147 (Difficult) ≤ 28 HRc Feed (mm/min) 50 50 50 50 50 50 50 304, 316, 321, 13-8 PH, 8 RPM 2424 1212 808 606 404 303 242 15-5PH, 17-4 PH, ≤ 375 Bhn Custom 450 or Fr 0.010 0.020 0.030 0.040 0.059 0.079 0.099 ≤ 40 HRc (6-9) Feed (mm/min) 24 24 24 24 24 24 24 ≤ 220 Bhn 6 RPM 1939 969 646 485 323 242 194 or (5-7) Fr 0.012 0.024 0.036 0.047 0.071 0.095 0.119 ≤ 19 HRc Feed (mm/min) 23 23 23 23 23 23 23 Super Alloys 5 RPM 1454 727 485 364 242 182 145 (Nickel, Cobalt, ≤ 320 Bhn Iron Base) or Fr 0.010 0.021 0.031 0.041 0.062 0.083 0.103 Inconel 601, 617, 625, ≤ 34 HRc (4-5) Incoloy 800, Monel 400, Feed (mm/min) 15 15 15 15 15 15 15 Rene, Waspaloy 3 RPM 969 485 323 242 162 121 97 ≤ 425 Bhn or (2-4) Fr 0.006 0.012 0.019 0.025 0.037 0.050 0.062 ≤ 45 HRc Feed (mm/min) 6 6 6 6 6 6 6 S 14 RPM 4362 2181 1454 1091 727 545 436 ≤ 275 Bhn or (11-16) Fr 0.024 0.048 0.072 0.096 0.144 0.193 0.241 ≤ 28 HRc Feed (mm/min) 105 105 105 105 105 105 105 Titanium AlloyS 11 RPM 3393 1696 1131 848 565 424 339 Pure Titanium, Ti6Al4V, ≤ 350 Bhn Ti6Al2Sn4Zr2Mo, or (9-13) Fr 0.015 0.029 0.044 0.059 0.088 0.118 0.147 Ti4Al4Mo2Sn0.5Si, ≤ 38 HRc Feed (mm/min) 50 50 50 50 50 50 50 Ti-6Al4V ≤ 440 Bhn 8 RPM 2424 1212 808 606 404 303 242 or (6-9) Fr 0.010 0.020 0.030 0.040 0.059 0.079 0.099 ≤ 47 HRc Feed (mm/min) 24 24 24 24 24 24 24 continued on next page 332 DRILLS www.kDyRoIcLeLrSa-sgstool.com