Expansion SEC-MultiDrill MTL Type Large Holes Type SMD Type Carbon Steel, Aloy Steel Tempered Hardened Steel Stainless Ti Heat-resistant Cast Ductile Aluminum Copper Composite W/ Oil Hole 1.5D 3D 5D Up to 0.28% From 0.29% Steel Up to 45HRC From 46HRC Steel Alloy Steels Iron Cast Iron Alloy Alloy CFRP Indexable MTL G G S S G G Recommended Cutting Conditions J69 8D 12D ● Drill Heads Indexable H ead ● DC<31mm ● DC≥31mm MTL Type DC h7 140° 140° ±3 DC h7 PL LF PL LF ● Drill Heads MTL Type ø23.2 to 28.7mm (mm) ● Drill Heads MTL Type ø28.8 to 42.5mm (mm) Diameter Stock Cat. No. Shoulder Length Tip Applicable Holders Diameter Stock Cat. No. Shoulder Length Tip Applicable Holders DC(mm) LF PL DC(mm) LF PL 23.2 D SMDT 2320 MTL 4.2 28.8 D SMDT 2880 MTL 12.6 5.2 SMDH280 □ 23.3 D 2330 MTL 4.2 28.9 D SMDT 2890 MTL 5.3 23.4 D 2340 MTL 4.3 29.0 D 2900 MTL 5.3 23.5 D 2350 MTL 11.0 4.3 SMDH230 □ 29.1 D 2910 MTL 5.3 23.6 D 2360 MTL 4.3 29.2 D 2920 MTL 5.3 23.7 D 2370 MTL 4.3 29.3 D 2930 MTL 13.1 5.3 SMDH290 □ 23.8 D 2380 MTL 4.3 29.4 D 2940 MTL 5.4 23.9 D SMDT 2390 MTL 4.3 29.5 D 2950 MTL 5.4 24.0 D 2400 MTL 4.4 29.6 D 2960 MTL 5.4 24.1 D 2410 MTL 4.4 29.7 D 2970 MTL 5.4 24.2 D 2420 MTL 4.4 29.8 D 2980 MTL 5.4 24.3 D 2430 MTL 11.0 4.4 SMDH240 □ 29.9 D SMDT 2990 MTL 5.4 24.4 D 2440 MTL 4.4 30.0 D 3000 MTL 5.5 24.5 D 2450 MTL 4.5 30.1 D 3010 MTL 5.5 24.6 D 2460 MTL 4.5 30.2 D 3020 MTL 5.5 24.7 D 2470 MTL 4.5 30.3 D 3030 MTL 13.5 5.5 SMDH300 □ 24.8 D 2480 MTL 4.5 30.4 D 3040 MTL 5.5 24.9 D SMDT 2490 MTL 4.5 30.5 D 3050 MTL 5.6 25.0 D 2500 MTL 4.5 30.6 D 3060 MTL 5.6 25.1 D 2510 MTL 4.6 30.7 D 3070 MTL 5.6 25.2 D 2520 MTL 4.6 30.8 D 3080 MTL 5.6 25.3 D 2530 MTL 11.3 4.6 SMDH250 □ 31.0 D SMDT 3100 MTL 15.4 5.6 25.4 D 2540 MTL 4.6 31.5 3150 MTL 15.3 5.7 SMDH320 □ 25.5 D 2550 MTL 4.6 32.0 D 3200 MTL 15.2 5.8 25.6 D 2560 MTL 4.7 32.5 SMDT 3250 MTL 15.1 5.9 25.7 D 2570 MTL 4.7 33.0 D 3300 MTL 15.0 6.0 SMDH335 □ 25.8 D 2580 MTL 4.7 33.5 3350 MTL 14.9 6.1 25.9 D SMDT 2590 MTL 4.7 34.0 D SMDT 3400 MTL 16.8 6.2 J 26.0 D 2600 MTL 4.7 34.5 3450 MTL 16.7 6.3 SMDH350 □ 26.1 D 2610 MTL 4.7 35.0 D 3500 MTL 16.6 6.4 26.2 D 2620 MTL 4.8 35.5 SMDT 3550 MTL 16.5 6.5 Drilling 26.3 D 2630 MTL 11.7 4.8 SMDH260 □ 36.0 D 3600 MTL 16.4 6.6 SMDH365 □ 26.4 D 2640 MTL 4.8 36.5 3650 MTL 16.4 6.6 26.5 D 2650 MTL 4.8 37.0 D SMDT 3700 MTL 18.3 6.7 26.6 D 2660 MTL 4.8 37.5 D 3750 MTL 18.2 6.8 SMDH380 □ Solid 26.7 D 2670 MTL 4.9 38.0 D 3800 MTL 18.1 6.9 26.8 D 2680 MTL 4.9 38.5 SMDT 3850 MTL 18.0 7.0 Special 26.9 D SMDT 2690 MTL 4.9 39.0 D 3900 MTL 17.9 7.1 SMDH395 □ 27.0 D 2700 MTL 4.9 39.5 3950 MTL 17.8 7.2 Indexable 27.1 D 2710 MTL 4.9 40.0 D SMDT 4000 MTL 19.7 7.3 Reamer 27.2 D 2720 MTL 4.9 40.5 D 4050 MTL 19.6 7.4 SMDH410 □ 27.3 D 2730 MTL 12.2 5.0 SMDH270 □ 41.0 D 4100 MTL 19.5 7.5 Brazed 27.4 D 2740 MTL 5.0 41.5 SMDT 4150 MTL 19.4 7.6 27.5 D 2750 MTL 5.0 42.0 D 4200 MTL 19.4 7.6 SMDH425 □ Others 27.6 D 2760 MTL 5.0 42.5 4250 MTL 19.3 7.7 27.7 D 2770 MTL 5.0 Grade: Diameter DC 12.0 to 30.8 ACX70 27.8 D 2780 MTL 5.1 Diameter DC 31.0 to 42.5 ACX80 27.9 D SMDT 2790 MTL 5.1 28.0 D 2800 MTL 5.1 28.1 D 2810 MTL 5.1 28.2 D 2820 MTL 5.1 28.3 D 2830 MTL 12.6 5.2 SMDH280 □ 28.4 D 2840 MTL 5.2 28.5 D 2850 MTL 5.2 28.6 D 2860 MTL 5.2 28.7 D 2870 MTL 5.2 Grade: ACX70 Applicable Holder J74, J75 J71