GTGA
Precision Shallow Grooving Inserts with 3 Cutting Edges

W Tmax-r 3.48 Ref.
R

9.525
GTGA 16 ER/IL shown
Recommended
Dimensions Tough ¥ Hard
Machining Data


IC528

IC508
f groove
Designation W±0.02 Tmax-r R±0.05 (mm/rev)
GTGA 16EL/IR 100 1.00 1.55 0.10 O O 0.02-0.03
GTGA 16ER/IL 100 1.00 1.55 0.10 O O 0.02-0.03
GTGA 16EL/IR 120 1.20 1.60 0.10 O O 0.02-0.03
GTGA 16ER/IL 120 1.20 1.60 0.10 O O 0.02-0.03
GTGA 16EL/IR 140 1.40 1.80 0.10 O O 0.02-0.04
GTGA 16ER/IL 140 1.40 1.80 0.10 O O 0.02-0.04
GTGA 16EL/IR 170 1.70 2.00 0.10 O O 0.03-0.05
GTGA 16ER/IL 170 1.70 2.00 0.10 O O 0.03-0.05
GTGA 16EL/IR 195 1.95 2.00 0.10 O O 0.03-0.06
GTGA 16ER/IL 195 1.95 2.00 0.10 O O 0.03-0.06
GTGA 16EL/IR 225 2.25 2.10 0.10 O O 0.04-0.06
GTGA 16ER/IL 225 2.25 2.10 0.10 O O 0.04-0.06
• Inserts for right-hand external grooving can be used as left-hand internal grooving. • Use with anvil AE 16-0 on external tools and with anvil AI 16-0 on internal
tools.
For tools, see pages: • SER/L (A109) • SIR/L (B96).


GTMA
Utility Shallow Grooving Inserts with 3 Cutting Edges

W Tmax-r 3.48 Ref.
R

9.525
GTMA 16 ER/IL shown
Recommended
Dimensions
Machining Data
IC508


f groove
Designation W±0.05 Tmax-r R±0.05 (mm/rev)
GTMA 16ER/IL 120 1.20 1.60 0.10 O 0.02-0.03
GTMA 16ER/IL 140 1.40 1.80 0.10 O 0.02-0.04
GTMA 16ER/IL 160 1.60 2.00 0.10 O 0.03-0.05
GTMA 16ER/IL 175 1.75 2.00 0.10 O 0.03-0.05
GTMA 16ER/IL 195 1.95 2.00 0.10 O 0.03-0.06
GTMA 16ER/IL 222 2.22 2.10 0.10 O 0.04-0.06
• Inserts for right-hand external grooving can be used as left-hand internal grooving.
• Use with anvil AE 16-0 on external tools and with anvil AI 16-0 on internal tools.
For tools, see pages: SER/L (A109) • SIR/L (B96).


B32 ISCAR
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