ISOWorkpiece materialPriorityChip- breakerCutting speed Vc (m/min)ø16 - ø18 Feed:fø18.01 - ø28 (mm/rev)
Low carbon steel (C < 0.3) SS400 SM490 S25C etcFor low feed machinesNDL50 - 1000.03 - 0.10.03 - 0.1
, , , . St42-1, St52-3, C25, etc.First choiceNDJ80 - 1400.05 - 0.10.05 - 0.1
Carbon steel (C > 0.3) S45C S55C etcFor low feed machinesNDL50 - 1000.03 - 0.10.03 - 0.12
, , . C45, C55, etc.First choiceNDJ80 - 1400.05 - 0.160.05 - 0.2
Low alloy steel (C < 0.3) SCM415 etc.For low feed machinesNDL50 - 1000.03 - 0.10.03 - 0.1
, 18CrMo4, etc.First choiceNDJ80 - 1400.05 - 0.10.05 - 0.1
Alloy steel (C > 0.3) SCM440 SCr420 etc.For low feed machinesNDL50 - 1000.03 - 0.10.03 - 0.12
, , 42CrMo4, 20Cr4, etc.First choiceNDJ80 - 1200.05 - 0.160.05 - 0.2
Stainless steel (Austenitic) SUS304 SUS316 tFor low feed machinesNDL50 - 1000.03 - 0.060.03 - 0.06
, , ec. X5CrNi18-9, X5CrNiMo17-12-3, etc.First choiceNDJ60 - 1000.05 - 0.10.05 - 0.1
Stainless steel (Martensitic, Ferritic)For low feed machinesNDL50 - 1000.03 - 0.060.03 - 0.06
SUS430, SUS416, etc. X6Cr17, X12CrS13, etc.First choiceNDJ60 - 1000.05 - 0.10.05 - 0.1
Stainless steel (Precipitation hardening) SUS630 etcFor low feed machinesNDL50 - 1000.03 - 0.060.03 - 0.06
, . X5CrNiCuNb16-4, etc.First choiceNDJ60 - 1000.05 - 0.10.05 - 0.1
Grey cast iron FC250 etcFor low feed machinesNDL50 - 1000.03 - 0.150.05 - 0.18
, . 250, etc.First choiceNDJ80 - 1400.05 - 0.250.05 - 0.3
Ductile cast iron FCDFor low feed machinesNDL50 - 1000.03 - 0.150.05 - 0.18
700, etc. 700-2, etc.First choiceNDJ80 - 1400.05 - 0.250.05 - 0.3
Alii llFor low feed machinesNDL80 - 1600.03 - 0.150.03 - 0.15
umnum aoysFirst choiceNDJ100 - 2000.05 - 0.20.05 - 0.2
Heat-resistant alloysFor low feed machinesNDL20 - 500.03 - 0.060.03 - 0.08
Inconel 718, etc.First choiceNDJ20 - 500.04 - 0.080.04 - 0.1
Titanium alloysFor low feed machinesNDL30 - 600.03 - 0.10.03 - 0.12
Ti-6Al-4V, etc.First choiceNDJ30 - 600.05 - 0.130.05 - 0.15
Hardened steelFor low feed machinesNDL40 - 1000.03 - 0.080.03 - 0.08
≥ 40HRCFirst choiceNDJ50 - 1000.04 - 0.080.04 - 0.1

Cutting parameters shown here are relating to the basic recommendations for cutting materials given. Cutting conditions, material hardness and other relevant variables must be taken into considerations to determine the actual cutting parameters.

Note for mounting a drill head

Please be sure to use a wrench for a drill head to be clamped fi rmly.

*Wrenches are sold separately.