
SUH, 1300
1000
800
600 TA+ PU +
4HTA+ HPU+
400 HL +
40 80 120 160 Vc [m/min]
H 1st choice I suitable STAINLESS STEEL APPLICATION Machinability ISO M
low SUH+
TA, medium 4HTA low
medium high
high HL+
25 50 75 100 Vc [m/min]
PU : universal purpose (page 43) H 1st choice I suitable HPU : universal purpose with inside coolant (page 43) TA : general purpose (page 66) 4HTA : 4 margins general purpose with inside coolant (page 70)
SUH : special purpose with inside coolant (page 79) SUH MINI : miniature 5xD ÷ 30xD with inside coolant (page 114) HL : long 12xD ÷ 30xD (page 147) HSD : step drill with inside coolant (page 175)