Stock 140° DC h7 Stock 140° ±3 DC h7 OthersBrazedReamersIndexableIndexableInsert TypeHead TypeSolidDrilling SEC-MultiDrills SMD Type (Internal Coolant Supply) MTL Carbon Steel/Alloy Steelup to 0.28%Carbon Steel/Alloy Steelfrom 0.29%TemperedSteelHardenedSteelup to 45HRCStainlessSteelCast IronDuctileCast Iron Indexable head Coolant Hole Indexable Coat Type *Refer to N38 for the tolerance of h7 Steel Indexable Head Fig. 1 (DC < 31mm) Fig. 2 (DC ≥ 31mm) PL LF PL LF Cutting Edge Indexable Head MTL Type Diameter ø22.8 to 28.1 mmDia.DCCat. No.Shoulder LengthTipLFPLDimensions (mm)Cutting Edge Indexable Head MTL Type Diameter ø28.2 to 42.5 mmApplicable Holder FigDia.DCCat. No.Shoulder LengthTipLFPLDimensions (mm)Applicable Holder FigJ 22.8 ● SMDT 2280 MTL 11.0 4.1 SMDH220□ 1 28.2 ● SMDT 2820 MTL 5.1 1 22.9 ● SMDT 2290 MTL 1 28.3 ● SMDT 2830 MTL 1 23.0 ● SMDT 2300 MTL 1 28.4 ● SMDT 2840 MTL 1 23.1 ● SMDT 2310 MTL23.2●SMDT 2320 MTL 4.2 11 28.5 ● SMDT 2850 MTL 12.628.6●SMDT 2860 MTL5.2 SMDH280□ 11 23.3 ● SMDT 2330 MTL23.4●SMDT 2340 MTL 11.0 SMDH230□ 11 28.7 ● SMDT 2870 MTL28.8●SMDT 2880 MTL 11 23.5 ● SMDT 2350 MTL 1 28.9 ● SMDT 2890 MTL 1 23.6 ● SMDT 2360 MTL 4.3 1 29.0 ● SMDT 2900 MTL 1 23.7 ● SMDT 2370 MTL 1 29.1 ● SMDT 2910 MTL 5.3 1 23.8 ● SMDT 2380 MTL 1 29.2 ● SMDT 2920 MTL 1 23.9 ● SMDT 2390 MTL24.0●SMDT 2400 MTL 4.3 11 29.3 ● SMDT 2930 MTL29.4●SMDT 2940 MTL 13.1 SMDH290□ 11 24.1 ● SMDT 2410 MTL 1 29.5 ● SMDT 2950 MTL 1 24.2 ● SMDT 2420 MTL 4.4 1 29.6 ● SMDT 2960 MTL 5.4 1 24.3 ● SMDT 2430 MTL24.4●SMDT 2440 MTL 11.0 SMDH240□ 11 29.7 ● SMDT 2970 MTL29.8●SMDT 2980 MTL 11 24.5 ● SMDT 2450 MTL 1 29.9 ● SMDT 2990 MTL 5.4 1 24.6 ● SMDT 2460 MTL24.7●SMDT 2470 MTL 4.5 1 30.0 ● SMDT 3000 MTL130.1●SMDT 3010 MTL 11 24.8 ● SMDT 2480 MTL 1 30.2 ● SMDT 3020 MTL 5.5 1 24.9 ● SMDT 2490 MTL25.0●SMDT 2500 MTL 4.5 11 30.3 ● SMDT 3030 MTL30.4●SMDT 3040 MTL 13.5 SMDH300□ 11 25.1 ● SMDT 2510 MTL 1 30.5 ● SMDT 3050 MTL 1 25.2 ● SMDT 2520 MTL 1 30.6 ● SMDT 3060 MTL25.3●SMDT 2530 MTL25.4●SMDT 2540 MTL11.34.6SMDH250□1130.7●SMDT 3070 MTL30.8●SMDT 3080 MTL5.6111 25.5 ● SMDT 2550 MTL 1 31.0 ● SMDT 3100 MTL 15.4 5.6 2 25.6 ● SMDT 2560 MTL 1 31.5 SMDT 3150 MTL 15.3 5.7 SMDH320□ 2 25.7 ● SMDT 2570 MTL 4.7 1 32.0 ● SMDT 3200 MTL 15.2 5.8 2 25.8 ● SMDT 2580 MTL 1 32.5 SMDT 3250 MTL 15.1 5.9 2 25.9 ● SMDT 2590 MTL 1 33.0 ● SMDT 3300 MTL 15.0 6.0 SMDH335□ 2 26.0 ● SMDT 2600 MTL 4.7 1 33.5 SMDT 3350 MTL 14.9 6.1 2 26.1 ● SMDT 2610 MTL 1 34.0 ● SMDT 3400 MTL 16.8 6.2 2 26.2 ● SMDT 2620 MTL 1 34.5 SMDT 3450 MTL 16.7 6.3 SMDH350□ 2 26.3 ● SMDT 2630 MTL26.4●SMDT 2640 MTL 11.7 4.8 SMDH260□ 11 35.0 ● SMDT 3500 MTL 16.635.5SMDT 3550 MTL16.56.46.5 22 26.5 ● SMDT 2650 MTL26.6●SMDT 2660 MTL 11 36.0 ● SMDT 3600 MTL36.5SMDT 3650 MTL 16.4 6.6 SMDH365□ 22 26.7 ● SMDT 2670 MTL26.8●SMDT 2680 MTL 4.9 1 37.0 ● SMDT 3700 MTL 18.3 6.7 2137.5●SMDT 3750 MTL18.26.8SMDH380□2 26.9 ● SMDT 2690 MTL 1 38.0 ● SMDT 3800 MTL 18.1 6.9 2 27.0 ● SMDT 2700 MTL27.1●SMDT 2710 MTL 4.9 1 38.5 SMDT 3850 MTL 18.0 7.0 2139.0●SMDT 3900 MTL17.97.1SMDH395□2 27.2 ● SMDT 2720 MTL 1 39.5 SMDT 3950 MTL 17.8 7.2 2 27.3 ● SMDT 2730 MTL27.4●SMDT 2740 MTL 12.2 SMDH270□ 11 40.0 ● SMDT 4000 MTL 19.740.5●SMDT 4050 MTL19.67.3 27.4SMDH410□2 27.5 ● SMDT 2750 MTL 5.0 1 41.0 ● SMDT 4100 MTL 19.5 7.5 2 27.6 ● SMDT 2760 MTL27.7●SMDT 2770 MTL 11 41.5 SMDT 4150 MTL42.0●SMDT 4200 MTL 19.4 7.6 2SMDH425□2 27.8 ● SMDT 2780 MTL 5.1 1 42.5 SMDT 4250 MTL 19.3 7.7 2 27.9 ● SMDT 2790 MTL 1 Grade: ACX70 (Diameter DC 12.0 to 30.8) 28.0 ● SMDT 2800 MTL 12.6 5.1 SMDH280□ 1 ACX80 (Diameter DC 31.0 to 42.5) 28.1 ● SMDT 2810 MTL 1 Grade: ACX70 (Diameter DC 12.0 to 30.8) ACX80 (Diameter DC 31.0 to 42.5) Recommended Cutting Conditions J95 Applicable Holders J101 J97