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SELECTION GUIDE
DEEP DRILLING - BTA SYSTEM
Tool Grades
Brazed drill heads
Coating
ISD-E0 ISD-E1 ISD-E2/E3 IDD-E3
Application Grade Features
Main Thickness
composition / μinch
1122
P P10 - P30
K K15 - K25 TiAlCr 100 • High wear resistance
• Suitable for steel, cast iron,
N N15 - N25 and difficult-to-cut material 3 3 3 3
S S15 - S25
H H15 - H25
1132 • Good balance between wear
and chipping resistance
TiAlCr 100 • Suitable for steel and 3 3
P P20 - P30 stainless steel under general
cutting conditions
M M25 - M35
2122 • High fracture resistance
TiAlCr 100 • Suitable for stainless steel 3 3
M M30 - M40
3112
M M15 - M25
K K10 - K20 TiAlCr 100 • Good balance between wear 3 3
N N15 - N25 and fracture resistance
S S15 - S25
H H15 - H25
3132
K K15 - K25 • First choice for heat-resistant alloy
N N10 - N20 TiAlCr 100 under general cutting conditions 3 3 3
S S15 - S25
H H15 - H25
Note: For brazed tools, the grade codes represent the grade combination of the brazed carbide tip and guide pad grades.
They do not represent the individual grade of carbide tips or guide pads.
282 ISCAR
